| 脱式计算。 | ||||||
|
| (1)1470+836-215 =2306-215 =2091 | (2)75-35÷5 =75-7 =68 | (3)827-(148+364) =827-512 =315 |
| (4)(112-56)÷7 =56÷7 =8 | (5)721-65-289 =656-289 =367 | (6)727-272+197 =455+197 =652 |
编辑:chaxungu时间:2026-04-27 13:22:25分类:小学数学题库
| 脱式计算。 | ||||||
|
| (1)1470+836-215 =2306-215 =2091 | (2)75-35÷5 =75-7 =68 | (3)827-(148+364) =827-512 =315 |
| (4)(112-56)÷7 =56÷7 =8 | (5)721-65-289 =656-289 =367 | (6)727-272+197 =455+197 =652 |
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