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tens and hundreds
adding and subtracting by tens and hundreds
| Question | Answer |
|---|---|
| 10+0 | 10 |
| 10+6 | 16 |
| 10+10 | 20 |
| 100+5 | 105 |
| 100+65 | 165 |
| 10+68 | 78 |
| 100+52 | 152 |
| 100-10 | 90 |
| 10-2 | 8 |
| 100-5 | 95 |
| 10-0 | 10 |
| 100-0 | 100 |
| 20-10 | 10 |
| 100-50 | 50 |
| 10-9 | 1 |
| 100+25 | 125 |
| 10-5 | 5 |