题目内容
怎样计算简单就怎样算:
(
-
)÷
0.5×2.5×12.5×64.
(
| 4 |
| 7 |
| 3 |
| 14 |
| 1 |
| 28 |
0.5×2.5×12.5×64.
(1)(
-
)÷
,
=(
-
)×28,
=
×28-
×28,
=16-6,
=10;
(2)0.5×2.5×12.5×64,
=0.5×2.5×12.5×4×2×8,
=(0.5×2)×(2.5×4)×(12.5×8),
=1×10×100,
=1000.
| 4 |
| 7 |
| 3 |
| 14 |
| 1 |
| 28 |
=(
| 4 |
| 7 |
| 3 |
| 14 |
=
| 4 |
| 7 |
| 3 |
| 14 |
=16-6,
=10;
(2)0.5×2.5×12.5×64,
=0.5×2.5×12.5×4×2×8,
=(0.5×2)×(2.5×4)×(12.5×8),
=1×10×100,
=1000.
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怎样计算简单就怎样算:
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