| 脱式计算。 | |||
|
| (1)710-18×4 =710-72 =638 | (2)3.68-0.82-0.18 =3.68-(0.82+0.18) =3.68-1 =2.68 | (3)135×(1+ )=135+15 =150 |
编辑:chaxungu时间:2026-04-27 13:22:09分类:小学数学题库
| 脱式计算。 | |||
|
| (1)710-18×4 =710-72 =638 | (2)3.68-0.82-0.18 =3.68-(0.82+0.18) =3.68-1 =2.68 | (3)135×(1+ )=135+15 =150 |