题目内容
| 计算下面各题,能简算的必须简算. 5×
|
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(
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4÷
|
|
(1)5×
-
=
-
=
;
(2)
×35+65÷4
=
×35+65×
=
×(35+65)
=
×100
=25;
(3)(
+
)×6×5
=
×6×5+
×6×5
=5+6
=11;
(4)
÷
-
×
=
+
=1;
(5)4÷
-0.6
=1.5-0.6
=0.9;
(6)
×
+
×
=
×(
+
)
=
×1
=
.
| 4 |
| 9 |
| 4 |
| 9 |
=
| 20 |
| 9 |
| 4 |
| 9 |
=
| 16 |
| 9 |
(2)
| 1 |
| 4 |
=
| 1 |
| 4 |
| 1 |
| 4 |
=
| 1 |
| 4 |
=
| 1 |
| 4 |
=25;
(3)(
| 1 |
| 6 |
| 1 |
| 5 |
=
| 1 |
| 6 |
| 1 |
| 5 |
=5+6
=11;
(4)
| 3 |
| 4 |
| 9 |
| 10 |
| 5 |
| 14 |
| 7 |
| 15 |
=
| 5 |
| 6 |
| 1 |
| 6 |
=1;
(5)4÷
| 8 |
| 3 |
=1.5-0.6
=0.9;
(6)
| 3 |
| 4 |
| 5 |
| 6 |
| 3 |
| 4 |
| 1 |
| 6 |
=
| 3 |
| 4 |
| 5 |
| 6 |
| 1 |
| 6 |
=
| 3 |
| 4 |
=
| 3 |
| 4 |
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