题目内容
计算下面各题:
①4×120%+
×6;②1.25×32×
; ③(
-
+
)×24.
①4×120%+
| 6 |
| 5 |
| 1 |
| 4 |
| 5 |
| 12 |
| 3 |
| 8 |
| 1 |
| 6 |
①4×120%+
×6
=4×
+
×6,
=(4+6)×
,
=10×
,
=12;
②1.25×32×
=1.25×8×4×
,
=(1.25×8)×(4×
),
=10×1,
=10;
③(
-
+
)×24
=
×24-
×24+
×24,
=10-9+4,
=5.
| 6 |
| 5 |
=4×
| 6 |
| 5 |
| 6 |
| 5 |
=(4+6)×
| 6 |
| 5 |
=10×
| 6 |
| 5 |
=12;
②1.25×32×
| 1 |
| 4 |
=1.25×8×4×
| 1 |
| 4 |
=(1.25×8)×(4×
| 1 |
| 4 |
=10×1,
=10;
③(
| 5 |
| 12 |
| 3 |
| 8 |
| 1 |
| 6 |
=
| 5 |
| 12 |
| 3 |
| 8 |
| 1 |
| 6 |
=10-9+4,
=5.
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