Add, Subtract and Compare
(1) Calculate.
| 72 + 9 = 81 | 24 - 6 = ____ | 49 + 3 = ____ | 46 - 2 = ____ |
| 58 - 7 = ____ | 21 + 5 = ____ | 51 + 8 = ____ | 66 - 1 = ____ |
| 90 + 0 = ____ | 63 - 8 = ____ | 75 + 4 = ____ | 80 - 7 = ____ |
| 61 - 2 = ____ | 48 + 5 = ____ | 74 - 6 = ____ | 84 + 3 = ____ |
| 26 - 4 = ____ | 59 + 5 = ____ | 37 + 9 = ____ | 79 - 7 = ____ |
| 76 + 1 = ____ | 47 - 3 = ____ | 40 + 6 = ____ | 70 - 8 = ____ |
| 60 - 7 = ____ | 27 + 3 = ____ | 45 + 5 = ____ | 28 - 2 = ____ |
| 39 + 8 = ____ | 42 - 1 = ____ | 78 + 0 = ____ | 86 - 9 = ____ |
(2) Fill in the table.
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(3) Put <, > or =
| 38 + 34 85 | 95 38 + 46 | 89 - 45 31 | 11 + 47 18 |
| 76 18 + 32 | 99 - 43 35 | 18 27 + 40 | 71 - 10 55 |
| 17 94 - 21 | 72 - 6 18 | 70 21 + 36 | 87 - 58 17 |
| 86 - 16 12 | 91 30 + 31 | 79 - 33 22 | 3 84 - 29 | 93 15 + 26 | 24 - 41 19 | 14 96 - 19 | 78 - 1 29 |
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