Comparing numbers and decimals · sheet 14 of 30
Answer key
The answer, and what a wrong answer means.
| # | Problem | Answer | If they wrote… |
|---|---|---|---|
| 1 | 0.14 ○ 0.89 | < | no pattern to catch here |
| 2 | 0.30 ○ 0.3 | = | < the shorter decimal is bigger> the longer decimal is bigger |
| 3 | 268 ○ 267 | > | no pattern to catch here |
| 4 | 0.77 ○ 0.74 | > | no pattern to catch here |
| 5 | 687 ○ 964 | < | > comparing numbers by the ones digit first |
| 6 | 889 ○ 883 | > | no pattern to catch here |
| 7 | 0.54 ○ 0.4 | > | < the shorter decimal is bigger |
| 8 | 742 ○ 313 | > | < comparing numbers by the ones digit first |
| 9 | 0.31 ○ 0.4 | < | > the longer decimal is bigger |
| 10 | 621 ○ 632 | < | no pattern to catch here |
| 11 | 761 ○ 281 | > | no pattern to catch here |
| 12 | 561 ○ 761 | < | no pattern to catch here |
| 13 | 389 ○ 368 | > | no pattern to catch here |
| 14 | 169 ○ 427 | < | > comparing numbers by the ones digit first |
| 15 | 0.5 ○ 0.15 | > | < the longer decimal is bigger |
| 16 | 703 ○ 782 | < | > comparing numbers by the ones digit first |
| 17 | 656 ○ 396 | > | no pattern to catch here |
| 18 | 0.7 ○ 0.77 | < | > the shorter decimal is bigger |
| 19 | 728 ○ 953 | < | > comparing numbers by the ones digit first |
| 20 | 0.90 ○ 0.9 | = | < the shorter decimal is bigger> the longer decimal is bigger |
Reading the wrong answers
One wrong answer is a slip. The same pattern on three or more problems is a rule your child is following, and it has a name and a fix. Problems marked "no pattern to catch" are the plain ones; a child who gets only those right is telling you something too.