Prealgebra 2nd edition

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Lynn Marecek, MaryAnne Anthony-Smith, and Andrea Honeycutt Mathis
Publisher: OpenStax

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  • Chapter 1: Whole Numbers
    • 1.1: Introduction to Whole Numbers (33)
    • 1.2: Add Whole Numbers (46)
    • 1.3: Subtract Whole Numbers (47)
    • 1.4: Multiply Whole Numbers (51)
    • 1.5: Divide Whole Numbers (53)
    • 1: Review Exercises (2)
    • 1: Chapter Test

  • Chapter 2: The Language of Algebra
    • 2.1: Use the Language of Algebra (17)
    • 2.2: Evaluate, Simplify, and Translate Expressions (30)
    • 2.3: Solving Equations Using the Subtraction and Addition Properties of Equality (23)
    • 2.4: Find Multiples and Factors (19)
    • 2.5: Prime Factorization and the Least Common Multiple (18)
    • 2: Review Exercises
    • 2: Chapter Test

  • Chapter 3: Integers
    • 3.1: Introduction to Integers (33)
    • 3.2: Add Integers (30)
    • 3.3: Subtract Integers (34)
    • 3.4: Multiply and Divide Integers (27)
    • 3.5: Solve Equations Using Integers; The Division Property of Equality (25)
    • 3: Review Exercises
    • 3: Chapter Test

  • Chapter 4: Fractions
    • 4.1: Visualize Fractions (52)
    • 4.2: Multiply and Divide Fractions (57)
    • 4.3: Multiply and Divide Mixed Numbers and Complex Fractions (53)
    • 4.4: Add and Subtract Fractions with Common Denominators (38)
    • 4.5: Add and Subtract Fractions with Different Denominators (79)
    • 4.6: Add and Subtract Mixed Numbers (31)
    • 4.7: Solve Equations with Fractions (35)
    • 4: Review Exercises
    • 4: Chapter Test

  • Chapter 5: Decimals
    • 5.1: Decimals (64)
    • 5.2: Decimal Operations (74)
    • 5.3: Decimals and Fractions (62)
    • 5.4: Solve Equations with Decimals (24)
    • 5.5: Averages and Probability (40)
    • 5.6: Ratios and Rate (58)
    • 5.7: Simplify and Use Square Roots (27)
    • 5: Review Exercises (8)
    • 5: Chapter Test (2)

  • Chapter 6: Percents
    • 6.1: Understand Percent (24)
    • 6.2: Solve General Applications of Percent (31)
    • 6.3: Solve Sales Tax, Commission, and Discount Applications (30)
    • 6.4: Solve Simple Interest Applications (20)
    • 6.5: Solve Proportions and their Applications (55)
    • 6: Review Exercises
    • 6: Chapter Test

  • Chapter 7: The Properties of Real Numbers
    • 7.1: Rational and Irrational Numbers (10)
    • 7.2: Commutative and Associative Properties (30)
    • 7.3: Distributive Property (24)
    • 7.4: Properties of Identity, Inverses, and Zero (24)
    • 7.5: Systems of Measurement (65)
    • 7: Review Exercises
    • 7: Chapter Test

  • Chapter 8: Solving Linear Equations
    • 8.1: Solve Equations using the Subtraction and Addition Properties of Equality (33)
    • 8.2: Solve Equations using the Division and Multiplication Properties of Equality (21)
    • 8.3: Solve Equations with Variables and Constants on Both Sides (31)
    • 8.4: Solve Equations with Fraction or Decimal Coefficients (14)
    • 8: Review Exercises
    • 8: Chapter Test

  • Chapter 9: Math Models and Geometry
    • 9.1: Use a Problem Solving Strategy (27)
    • 9.2: Solve Money Applications (16)
    • 9.3: Use Properties of Angles, Triangles, and the Pythagorean Theorem (40)
    • 9.4: Use Properties of Rectangles, Triangles, and Trapezoids (84)
    • 9.5: Solve Geometry Applications: Circles and Irregular Figures (44)
    • 9.6: Solve Geometry Applications: Volume and Surface Area (38)
    • 9.7: Solve a Formula for a Specific Variable (30)
    • 9: Review Exercises (2)
    • 9: Chapter Test

  • Chapter 10: Polynomials
    • 10.1: Add and Subtract Polynomials (25)
    • 10.2: Use Multiplication Properties of Exponents (51)
    • 10.3: Multiply Polynomials (30)
    • 10.4: Divide Polynomials (38)
    • 10.5: Integer Exponents and Scientific Notation (45)
    • 10.6: Introduction to Factoring Polynomials (32)
    • 10: Review Exercises
    • 10: Chapter Test

  • Chapter 11: Graphs
    • 11.1: Use the Rectangular Coordinate System (15)
    • 11.2: Graphing Linear Equations (22)
    • 11.3: Graphing with Intercepts (37)
    • 11.4: Understand Slope of a Line (17)
    • 11: Review Exercises
    • 11: Chapter Test

  • Chapter A: Cumulative Review
    • A.1: Chapter 1 Review
    • A.2: Chapter 2 Review
    • A.3: Chapter 3 Review
    • A.4: Chapter 4 Review
    • A.5: Chapter 5 Review
    • A.6: Chapter 6 Review
    • A.7: Chapter 7 Review
    • A.8: Chapter 8 Review
    • A.9: Chapter 9 Review
    • A.10: Chapter 10 Review
    • A.11: Chapter 11 Review


Cengage is proud to support the open source teaching community through our partnership with OpenStax. The second edition of Prealgebra from OpenStax is designed for a one-semester course and serves as a bridge between arithmetic and algebra. The philosophy of this book is to strengthen students' arithmetic skills and introduce the fundamental concepts and vocabulary of algebra in a nurturing, non-threatening environment while addressing the needs of students with diverse backgrounds and learning styles. The WebAssign online question content for this title is enriched with student learning resources and is offered as a low-cost option.

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Group Quantity Questions
Chapter 1: Whole Numbers
1.R 2 457 458
1.1 33 005 006 010 012 013 016 017 020 022 023 024 026 031 033 035 037 039 040 041 042 043 046 047 048 049 050 051 052 053.Tut 053.Tut.SA 054 055 056
1.2 46 RQ.001 059 062 064 066 069 072 073 078 079 084 087 088.Tut 090 091 093 095 098 099 102 103.Tut 104 105 106 109 110 112 113 115 118 119 120 121 122.Tut 123 124 125 126 128 129 132 134 135 136 137 138
1.3 47 141 144 146 147 152 154 155 157 158 160 161 163 166 167.Tut 169 170 171 173 176.Tut 178 179 181 182 184 186 187 189 192 194 196 198 209 210 211 212 213 214 215 216 217 218 219 220 221.Tut 221.Tut.alt 221.Tut.alt.SA 222.Tut
1.4 51 225 227 231 234 236 237 246 248 250 252 254 255 259 261.Tut 263.Tut 266 268 269 271 273 276 277 280.Tut 283 287 289 291 294 296 305.alt 307.alt 311 316 323 324 325 326 327.Tut 328 329.Tut 330 331 332 333 334 335 336 337 338 339 340
1.5 53 343 345 349 351 354 356 360 362 364.Tut 370 372 374 376 378 380 382 383 385 392.Tut 394 396 400 404 407.Tut 410 412 413 415 416.Tut 417 419 421 422 433 434 435.Tut 435.Tut.alt 435.Tut.alt.SA 436 437 438 439 440 441 442 443.Tut 444 445 446 447 448 449.Tut 450
Chapter 2: The Language of Algebra
2.1 17 007 032 034 036 038 039 041 043 046 047 050.Tut 052 056.Tut 059 061.Tut 065 066
2.2 30 071 075 078 080 082 086 089 095 097 099 104 105 109 113 115 116 125 128 130 131 134 136 137 138 139 140 141 142 143 144
2.3 23 149 152 155 157 159 160 161 168 173 179 186 189 192 194 196 197 200 204 207 209 210 211 212
2.4 19 216 218 223 227 229.Tut 231 233 237 242 244 248 250 251 254 255.Tut 260 262 263 264
2.5 18 268 270 271.Tut 275 281 285 288 292 294 296 297 298.Tut 302 306 307 309 313 314
Chapter 3: Integers
3.1 33 002 004 005 006a 007c 008 009 010.Tut 011 012 015 018 021 024 025 027 030 031 034 036 037 040 041 043 048 050 052 053 056 057 058 059 060
3.2 30 065 068 070 071.Tut 072 074.Tut 076 078 081 084.Tut 086 089 091 094 097 102 109 112 113 114 115 116 117.Tut 118 119 120 121 122 123 124
3.3 34 RQ.001 130.Tut 132 134 139 145 147 152 155 159 162 166 171.Tut 174 176 178 180 185 187 191 195 196 197 198 199 200 201 202 203 204 205 206 207 208
3.4 27 RQ.001 213 215 219 222 224 227 231 234 236 237.Tut 240 241.Tut 242 244 245 251 254 257 263 268 272 274 276 278 279 280
3.5 25 286 288 290 292 293 295.Tut 297 300 303 306 307 310 312 315 317 322 325 330 331 334 339 344 346 347 348
Chapter 4: Fractions
4.1 52 001a 001b 001c 001d.Tut 002a 002b 002c 002d.Tut 004 007 010 011 014 016 017a 017c 018b 018c.Tut 019a.Tut 019b 021 023 026 029 031 033 035 038 040 042 044.Tut 047 049 051 053.Tut 055 056 057.Tut 058 059 060 061.Tut 062 063 064 065.Tut 068 069.Tut 070 071 072 073
4.2 57 RQ.001 078 080.Tut 082 083.Tut 085 087 090 091.Tut 092 094 099 100 102 103 104.Tut 105 107 110 112 113.Tut 114 115 117 120 121 123.Tut 124 125 126 128 129.Tut 130 131.Tut 133 136 137 142.Tut 144 145 147 148.Tut 150 152 154 156 158 160.Tut 162 164 166 167 168a 169a 170 171.Tut 171.Tut.SA
4.3 53 176 179 180 183 185 186 187.Tut 189 190 191 192 194 196 197 198 199.Tut 200 201 202 203.Tut 204 205 206 208 210 211 212.Tut 213 214 216 218 220 221 222.Tut 223 225 227 228 229 230 231 232 234 236.Tut 238 240 242 244 245 246.Tut 247 248a 249.Tut
4.4 38 254 255 257 258 259 260.Tut 261 264 265 266.Tut 268 269 270.Tut 272 274 275.Tut 276 277 278 279 280 282.Tut 283 284 286 287.Tut 292 294 296 297.Tut 299 300 301 302.Tut 303 308 312 313.Tut
4.5 79 RQ.001 316 317.Tut 318 319.Tut 321 323 324 325 327 328 330 331.Tut 332 334 336 338 339.Tut 340 341 343 344.Tut 346 347.Tut 348 349 350 352.Tut 354 356 357 358 360 361 363.Tut 364.Tut 365 370 372 373 381 383 390.Tut 392 393 395 396 398.Tut 399 400 401 402 403 404 405.Tut 406.Tut 407 408 409 410.Tut 411 412 414.Tut 415 416 418 419 420 422 423 424 427 428 430 431 432.Tut 432.Tut.alt 432.Tut.alt.SA 433
4.6 31 436 438 440 441.Tut 442 444 445.Tut 447 448 450 451.Tut 452 454 455.Tut 456 457 458 460.Tut 461 462 464.Tut 465 472 473 480 481 489 490.Tut 491 492.Tut 493
4.7 35 498 500 503 504 506 508 510 511 513 516 517 518 522 524 526 528 531 533 537 538 540 542 544 546 549 551 552 554 559 562 565 567 569 570 571
Chapter 5: Decimals
5.R 8 574 575 576 577 632 633 652 653
5.T 2 705 713
5.1 64 001 002.Tut 003 004 005 006 007.Tut 008 009 010.Tut 011 012 014 015.Tut 017 019 022.Tut 024 026 027 030 032.Tut 033 035 038 040 041 044 046 049 051 053.Tut 056 057 058 059 061.Tut 062 063 064 065.Tut 066 067.Tut 068 069 070 071.Tut 072 073 074.Tut 076 077 078.Tut 079 080.Tut 082 083.Tut 085 086 087 088 089.Tut 090 093
5.2 74 RQ.001 RQ.002 095 097 099.Tut 101 102.Tut 103 106 107 110.Tut 111 112 113 115 117 119 120 122 123 125.Tut 127 129 131 133 134 136 139.Tut 140 141.Tut 142 143 144.Tut 145 147 149 151.Tut 152 153 155 157 159 160.Tut 161 164 165.Tut 167 169 171 174.Tut 176 177 178 179 180 181.Tut 182 183 184 185 186.Tut 187 188 189.Tut 190 191 192 193 194 195 196 197.Tut 198 199
5.3 62 202 204 208 211 213 215 217 219.Tut 221 222 223 224 225.Tut 226 227 228 229.Tut 230 231 232 233.Tut 234 235 237.Tut 239 240 242 243.Tut 244 246 248 249 250 251.Tut 253 254 256 257 265 266.Tut 267a.Tut 267b.Tut 269a 269b 270a 270b 271a 271b 273a 273b.Tut 274a 274b 276a.Tut 276b.Tut 278a 278b 279a.Tut 279b.Tut 280a 280b 281 282.Tut
5.4 24 286 287 290 292 295 298 302.Tut 306 309 311.Tut 314 317 321 324 326 330 333 334 344 346 348 349 353 354
5.5 40 RQ.001 357.Tut 359 360 361 363 364 365.Tut 366 367 368 369 370 371 373 374 375.Tut 377 378 379.Tut 380 381 382 383.Tut 384 385 387.Tut 388 389 390 391.Tut 392 393 394 395 396 397 398.Tut 399 400
5.6 58 RQ.001 403 405.Tut 407 408 409 410.Tut 411 412 413 414 418 420 422.Tut 424 425 427 430.Tut 431 434 435 437 440 441 443.Tut 445 447 448 449 451 452 453.Tut 454 456.Tut 457 459 460 461 462 463 464 465 466.Tut 467 468 469 470 471 472 473 475 476 479 481.Tut 483 484 487 488
5.7 27 491 492 494.Tut 495 496 497 499 501 502 503 504 505.Tut 506 508 509 511 513 515 517.Tut 519 521 523 525 527 528 530 531
Chapter 6: Percents
6.1 24 004 005 012 014 015 018 029 033 043.Tut 047 050 055 060 069 072 087 088 089 090 091 092 093 094 095
6.2 31 RQ.001 098 104 106 107 110 111 115 118 119 121 122.Tut 122.Tut.alt 122.Tut.alt.SA 124 125 127 129 131.Tut 132 133 135 136 140 141 142.Tut 144 145 146 147 148.Tut
6.3 30 RQ.001 RQ.002 RQ.003 151 152 153 154 155 158 160 161 163 165 166 168 169 170 173 175 177 181 184 188 189 190 191 194 196 197 198
6.4 20 RQ.001 201 203 206 208 210 213 217 222 223 226 227 229.Tut 230 232 234 235 237 239 240
6.5 55 RQ.001 243 244 245 248 249 251 252.Tut 254 255 256.Tut 257 258 259.Tut 260 261 262 263 266 267 268.Tut 270 272 274 275 276.Tut 277 279 282 284 286 288 289 290.Tut 291 294 295 297 300 301 303 306 307 309.Tut 312 313 315 318 319 321.Tut 322 323.Tut 326 327 328
Chapter 7: The Properties of Real Numbers
7.1 10 001 003 005 007 009 011 013 015.Tut 016 017
7.2 30 020 022 025 027 028 030 033 035 037 038 040 042.Tut 042.Tut.SA 044 046 049.Tut 051 052 055 058 061 062 068 073 076 079.Tut 080 083 086 087
7.3 24 092 095 098 100 103 106 109 112 115 119 122 129 130 133 135 137 138 140 143 144 149 152 154 155
7.4 24 158 159 160 161 162 165 167 169 172 174 179 180 181 182 187 192 194 198 201 204 207 208 210 211
7.5 65 RQ.001 RQ.002 RQ.003 RQ.004 RQ.005 RQ.006 RQ.007 214 216 218 220 221 222 223 224.Tut 224.Tut.SA 227 228 229 231 232 233 235 237 239.Tut 239.Tut.SA 240 242 244 246 249 250 252 254 257 259 260 263 264 265 266 267 269 271 272 274 276 277 278 280.Tut 280.Tut.SA 282 284 285 286.Tut 288 289 291 293 294.Tut 295 296 297 298 299
Chapter 8: Solving Linear Equations
8.1 33 002 003 006 010 011 012 014 018 020 023 024 027 028 034 036 039 041 042 044 049 052 054 055 056 057 058 059 060 061 062 063 064 065
8.2 21 RQ.001 069 072 075 076 079 081 084 087 089 090 092 095 098 101 104 105 106 107 108 109
8.3 31 RQ.001 RQ.002 113 114 118 120 127 129 132 135 140 143 148 154 155 159 164 167 170 173 174 177 178 183 188 191 196 199 200 201 202
8.4 14 210 213 216 221 227 230 232 235 238 241 244 247 249 250
Chapter 9: Math Models and Geometry
9.R 2 387.Tut 388
9.1 27 001 003 006 008 009 012 013 016 017 020 021 023 026 027 029 031 034 035 037 040 041 043 044 045 046 047 048
9.2 16 052 053 055 057 058 059 061 063 065 066 068 069 072 073 075 076
9.3 40 RQ.001 RQ.002 RQ.003 081.Tut 082 084 085 086 087 088 089 090 091 092 093 095 096 097 098.Tut 099 100 101 102 103 104.Tut 105 106 107 108 109 111 113 118 120 121 122 123 124 125 126
9.4 84 RQ.001 RQ.002 129 130 131 135a 135b 137a 137b 138a 138b 139a 139b 140a 140b 141a 141b 142a 142b 143a.Tut 144 145 146.Tut 147 148 149 150 151 152 153 155 156 157 159 161 162 163.Tut 164 165 166 167 168 169 170 171 172.Tut 173 174 175 177 178 179 180 181 182 185 186 187 189 190 191 192 193 194 195 196 197 198 200.Tut 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215
9.5 44 RQ.001 RQ.002 RQ.003 RQ.004 RQ.005 217 218b.Tut 219b 220 221 222 223 224 225.Tut 226 227 228 229 231 233 234 235 236.Tut 237 239 240 241 242 243 244 245.Tut 247.Tut 248 249 250 251 252 253 255 256 257 258 259 260
9.6 38 RQ.001 RQ.002 263b 265a 266b.Tut 267a 268b 269b 270 271a 272b 273b 275 276b 277a 278b 280b 281b 282a 283a 284b.Tut 285 286b 287b 289b 290a.Tut 290a.Tut.SA 291b.Tut 292 293b 294a 297 299 300 301 302 303 304
9.7 30 307 308 309 310 311 312 313 314 315 316 317 318 320b 323b 329b 330a 330b 332b 333a 333b 336 339 341 345 349 351 353 355 357 358
Chapter 10: Polynomials
10.1 25 002 004 005 006 009 012 014 016 017 020 021 025 029 031 034 037 040 041 045.Tut 047 048 049 050 051 052
10.2 51 055 056 057 058 059.Tut 060 061 062 063.Tut 064 065 066 067.Tut 068 069 070 071 074 077 080 084 085 089 090.Tut 092 093 095 096 097 098 099 100 101 102.Tut 104 107 110 112 113 116 118 120 123 126 127 130 131 134 138 139 140
10.3 30 146 148 149 156 159 163 166 168 171 173 175 177 180 181 184 185 188 190 191 195 198.Tut 199 200 202 204 206 208 211 213 215
10.4 38 220 221 222 223 225.Tut 226 227 228 229 231 234 235 237 240 241 244 246 248 250 251 256 258 259 263 266 270 272 275 278 279 282 283 286 287 290 294 310 311
10.5 45 RQ.001 319 320 323 328 333 336 339 342 347 349 350 354 357 358 363 366 369 372 377 378 381 382 384 389 391 392 393 394 395 397 402 404 405 406 407 408 410 413 415 416 417 418 419 421
10.6 32 422 423 424.Tut 425 427 428 430 431.Tut 433 434 437 439 440 443 446 449 452 456 459 461 462 465 468 471 474 477 480 482 485 488 490 491
Chapter 11: Graphs
11.1 15 001 004 005 010 012 015 020 023 025 028 031 033 034 035 036
11.2 22 044 047 049 054 055 061 064 067 070 073 077 080 084 086 088 089 090 092.Tut 095 113 114 116
11.3 37 117 118 119 120 122 123 124 125 128 129 131.Tut 133 136 138 139 142 143 145 148 149 153 154 155 160 164 167 170 171 174 178 182 184 185 194 197 198.Tut 198.Tut.SA
11.4 17 240 243 245 248 250 254 257 259 261 265 267 268 269 270 271 272 273
Total 2197