Rounding to the nearest ten and hundred · sheet 13 of 30
Answer key
The answer, and what a wrong answer means.
| # | Problem | Answer | If they wrote… |
|---|---|---|---|
| 1 | Round 528 to the nearest ten | 530 | 520 cutting the number off instead of rounding or rounding at the wrong place |
| 2 | Round 801 to the nearest hundred | 800 | 900 rounding at the wrong place |
| 3 | Round 516 to the nearest hundred | 500 | 600 rounding at the wrong place |
| 4 | Round 985 to the nearest ten | 990 | 980 cutting the number off instead of rounding |
| 5 | Round 612 to the nearest ten | 610 | no pattern to catch here |
| 6 | Round 607 to the nearest hundred | 600 | 700 rounding at the wrong place |
| 7 | Round 649 to the nearest hundred | 600 | 700 rounding at the wrong place |
| 8 | Round 344 to the nearest ten | 340 | no pattern to catch here |
| 9 | Round 685 to the nearest ten | 690 | 680 cutting the number off instead of rounding |
| 10 | Round 223 to the nearest ten | 220 | no pattern to catch here |
| 11 | Round 136 to the nearest ten | 140 | 130 cutting the number off instead of rounding or rounding at the wrong place |
| 12 | Round 765 to the nearest ten | 770 | 760 cutting the number off instead of rounding |
| 13 | Round 559 to the nearest ten | 560 | 550 cutting the number off instead of rounding |
| 14 | Round 572 to the nearest ten | 570 | 580 rounding at the wrong place |
| 15 | Round 750 to the nearest hundred | 800 | 700 cutting the number off instead of rounding |
| 16 | Round 585 to the nearest hundred | 600 | 500 cutting the number off instead of rounding |
| 17 | Round 142 to the nearest hundred | 100 | no pattern to catch here |
| 18 | Round 450 to the nearest hundred | 500 | 400 cutting the number off instead of rounding or rounding at the wrong place |
| 19 | Round 871 to the nearest hundred | 900 | 800 cutting the number off instead of rounding |
| 20 | Round 850 to the nearest hundred | 900 | 800 cutting the number off instead of rounding |
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.