脱式计算。
|
| (1) 352+(716-677) =352+39 =391 | (2) (168-140)÷4 =28÷4 =7 | (3) 238+199+262 =437+262 =699 |
| (4) (112-3)×9 =109×9 =981 | (5) 74×5×6 =370×6 =2220 | (6) 6418-98÷7 =6418-14 =6404 |
编辑:chaxungu时间:2026-04-27 13:22:02分类:小学数学题库
脱式计算。
|
| (1) 352+(716-677) =352+39 =391 | (2) (168-140)÷4 =28÷4 =7 | (3) 238+199+262 =437+262 =699 |
| (4) (112-3)×9 =109×9 =981 | (5) 74×5×6 =370×6 =2220 | (6) 6418-98÷7 =6418-14 =6404 |