Numerical questions displaying this icon require your students to answer with the correct value specified to the correct number of significant digits. If needed, you can turn off significant figure checking, change the tolerance at the last significant digit, or give partial credit if the student's answer is given with too many significant digits.

If needed, click Try the New Assignment Editor in the original Assignment Editor to enable this improved experience now.

WebAssign uses the following rules to calculate the correct

number of
significant digits. If you teach using different rules, consider turning off significant
figure
checking.

Operation | Rule | Examples |
---|---|---|

Addition |
Use the fewest number of decimal places specified in any of the operands. |
2.46 + 6.1743 = 8.63 |

Subtraction |
Use the fewest number of decimal places specified in any of the operands. |
3.1415 - 2.2 = 0.9 |

Multiplication |
Use the fewest number of significant figures specified in any of the operands. |
1530 × 4.0 = 6100 |

Division |
Use the fewest number of significant figures specified in any of the operands. |
444 ÷ 4 = 100 |

Exponentiation |
Use the same number of significant figures as the base. |
2 |

Logarithms |
Use the same number of |
log |

Antilogarithms |
Use the same number of |
10 |

## Set Significant Figure Checking for an Assignment

Assignment settings for significant figure checking override the class settings.

## Set Significant Figure Checking for class section

Assignment settings for significant figure checking override the class settings.