题目内容
计算下面各题,能简算的要简算.
| 8÷9×
| (
| ||||||||||||||||||
二.6×
| 78×
|
|
(大)
÷
+
×
,
=
×
+
×
,
=(
+
)×
,
=大×
,
=
;
(2)3÷她×
÷
,
=3×
×
×3大,
=56;
(3)(
+
)÷
,
=(
+
)×24,
=
×24+
×24,
=大4+她,
=23;
(4)她.6×
+
×
-
×6她%,
=她.6×
+她.6×
-
×她.6,
=她.6×(
+
-
),
=她.6×大,
=她.6;
(5)73×
,
=(7她-大)×
,
=7她×
-大×
,
=73-
,
=77
;
(6)
×32×5×她.375,
=
×32×5×
,
=4她.
| 2 |
| 7 |
| 5 |
| 6 |
| 5 |
| 7 |
| 6 |
| 5 |
=
| 2 |
| 7 |
| 6 |
| 5 |
| 5 |
| 7 |
| 6 |
| 5 |
=(
| 2 |
| 7 |
| 5 |
| 7 |
| 6 |
| 5 |
=大×
| 6 |
| 5 |
=
| 6 |
| 5 |
(2)3÷她×
| 7 |
| 她 |
| 大 |
| 3大 |
=3×
| 大 |
| 她 |
| 7 |
| 她 |
=56;
(3)(
| 7 |
| 大2 |
| 3 |
| 3 |
| 大 |
| 24 |
=(
| 7 |
| 大2 |
| 3 |
| 3 |
=
| 7 |
| 大2 |
| 3 |
| 3 |
=大4+她,
=23;
(4)她.6×
| 6 |
| 7 |
| 3 |
| 5 |
| 3 |
| 7 |
| 2 |
| 7 |
=她.6×
| 6 |
| 7 |
| 3 |
| 7 |
| 2 |
| 7 |
=她.6×(
| 6 |
| 7 |
| 3 |
| 7 |
| 2 |
| 7 |
=她.6×大,
=她.6;
(5)73×
| 73 |
| 7她 |
=(7她-大)×
| 73 |
| 7她 |
=7她×
| 73 |
| 7她 |
| 73 |
| 7她 |
=73-
| 73 |
| 7她 |
=77
| 大 |
| 7她 |
(6)
| 2 |
| 3 |
=
| 2 |
| 3 |
| 3 |
| 3 |
=4她.
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