题目内容
计算下面各题.
| (
| 4.74×+5.26×80% |
(1)
÷
×
=
×
=
;
(2)(
-
)×48
=
×48-
×48
=42-20
=22;
(3)4.74×80%+5.26×80%
=(4.74×+5.26)×80%
=10×80%
=8.
| 1 |
| 3 |
| 5 |
| 6 |
| 10 |
| 9 |
=
| 2 |
| 5 |
| 10 |
| 9 |
=
| 4 |
| 9 |
(2)(
| 7 |
| 8 |
| 5 |
| 12 |
=
| 7 |
| 8 |
| 5 |
| 12 |
=42-20
=22;
(3)4.74×80%+5.26×80%
=(4.74×+5.26)×80%
=10×80%
=8.
练习册系列答案
相关题目