题目内容
| 48%×10.7-0.7×48% | ||||||||
|
|
(1)
×36%+36%×
,
=(
+
)×36%,
=36%;
(2)48%×10.7-0.7×48%,
=(10.7-0.7)×48%,
=10×48%,
=4.8;
(3)
×0.42+
×42%,
=(
+
)×0.42,
=0.42;
(4)
×
+25%×75%,
=
+
,
=
.
| 1 |
| 7 |
| 6 |
| 7 |
=(
| 1 |
| 7 |
| 6 |
| 7 |
=36%;
(2)48%×10.7-0.7×48%,
=(10.7-0.7)×48%,
=10×48%,
=4.8;
(3)
| 5 |
| 8 |
| 3 |
| 8 |
=(
| 5 |
| 8 |
| 3 |
| 8 |
=0.42;
(4)
| 1 |
| 4 |
| 3 |
| 4 |
=
| 3 |
| 16 |
| 3 |
| 16 |
=
| 3 |
| 8 |
练习册系列答案
相关题目