| Term | Definition |
| All ___________ digits are significant. | nonzero |
| All ___________ between ___________ digits are significant. | zeros, nonzero |
| All zeros to the right of a nonzero are not significant - if there is not a ___________ or a ___________ above the zero. | decimal, bar |
| Zeros to the ___________ of a decimal and ___________ of a nonzero digit are not significant. | right, left |
| Zeros to the ___________ of a decimal and ___________ of a nonzero digit are significant. | right, right |
| Leading zero's are ___________. | not significant |