| 算一算 | 1- | |||
| 260+402=________ | 185+415=________ | 529-329=________ | 800-346=________ | 402-72=________ |
| 33×3=________ | 15×4=________ | 12×7=________ | 208×5=________ | 300×6=________. |
| 算一算 | 1- | |||
| 260+402=________ | 185+415=________ | 529-329=________ | 800-346=________ | 402-72=________ |
| 33×3=________ | 15×4=________ | 12×7=________ | 208×5=________ | 300×6=________. |