Rounding to the nearest ten and hundred · sheet 16 of 30
Answer key
The answer, and what a wrong answer means.
| # | Problem | Answer | If they wrote… |
|---|---|---|---|
| 1 | Round 307 to the nearest hundred | 300 | no pattern to catch here |
| 2 | Round 55 to the nearest ten | 60 | 50 cutting the number off instead of rounding |
| 3 | Round 103 to the nearest ten | 100 | no pattern to catch here |
| 4 | Round 527 to the nearest hundred | 500 | 600 rounding at the wrong place |
| 5 | Round 548 to the nearest hundred | 500 | 600 rounding at the wrong place |
| 6 | Round 841 to the nearest ten | 840 | no pattern to catch here |
| 7 | Round 757 to the nearest hundred | 800 | 700 cutting the number off instead of rounding |
| 8 | Round 692 to the nearest ten | 690 | 700 rounding at the wrong place |
| 9 | Round 213 to the nearest ten | 210 | no pattern to catch here |
| 10 | Round 512 to the nearest ten | 510 | no pattern to catch here |
| 11 | Round 362 to the nearest ten | 360 | 370 rounding at the wrong place |
| 12 | Round 191 to the nearest hundred | 200 | 100 cutting the number off instead of rounding or rounding at the wrong place |
| 13 | Round 750 to the nearest hundred | 800 | 700 cutting the number off instead of rounding |
| 14 | Round 850 to the nearest hundred | 900 | 800 cutting the number off instead of rounding |
| 15 | Round 511 to the nearest ten | 510 | no pattern to catch here |
| 16 | Round 350 to the nearest hundred | 400 | 300 cutting the number off instead of rounding or rounding at the wrong place |
| 17 | Round 185 to the nearest hundred | 200 | 100 cutting the number off instead of rounding or rounding at the wrong place |
| 18 | Round 295 to the nearest ten | 300 | 290 cutting the number off instead of rounding |
| 19 | Round 565 to the nearest ten | 570 | 560 cutting the number off instead of rounding |
| 20 | Round 334 to the nearest hundred | 300 | no pattern to catch here |
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.