题目内容
简便计算.
(
+
)×36
×101
÷3+
×
.
(
| 5 |
| 9 |
| 5 |
| 6 |
| 7 |
| 10 |
| 1 |
| 5 |
| 4 |
| 5 |
| 1 |
| 3 |
(1)(
+
)×36
=
×36+
×36
=20+30
=50;
(2)
×101
=
×(100+1)
=
×100+
×1
=70+
=70
;
(3)
÷3+
×
=
×
+
×
=(
+
)×
=1×
=
.
| 5 |
| 9 |
| 5 |
| 6 |
=
| 5 |
| 9 |
| 5 |
| 6 |
=20+30
=50;
(2)
| 7 |
| 10 |
=
| 7 |
| 10 |
=
| 7 |
| 10 |
| 7 |
| 10 |
=70+
| 7 |
| 10 |
=70
| 7 |
| 10 |
(3)
| 1 |
| 5 |
| 4 |
| 5 |
| 1 |
| 3 |
=
| 1 |
| 5 |
| 1 |
| 3 |
| 4 |
| 5 |
| 1 |
| 3 |
=(
| 1 |
| 5 |
| 4 |
| 5 |
| 1 |
| 3 |
=1×
| 1 |
| 3 |
=
| 1 |
| 3 |
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