脱式计算。
|
| (1) 374×3+259 =1122+259 =1381 | (2) 176× (45÷5) =176×9 =1584 | (3) (344+257)×6 =601×6 =3606 | (4) 501× 7-500 =3507-500 =3007 |
编辑:chaxungu时间:2026-04-27 13:21:59分类:小学数学题库
脱式计算。
|
| (1) 374×3+259 =1122+259 =1381 | (2) 176× (45÷5) =176×9 =1584 | (3) (344+257)×6 =601×6 =3606 | (4) 501× 7-500 =3507-500 =3007 |