题目内容
| 脱式计算,能简便计算的要简便计算. 3×(150-1530÷15) | [1-(
| (1-0.95)÷0.01 | ||||||||
| 3.72×99+3.72 |
|
(1)3×(150-1530÷15)
=3×(150-102)
=3×48
=144;
(2)[1-(
-
)]×
=[1-
]×
=
;
(3)(1-0.95)÷0.01
=0.05÷0.01
=5;
(4)
+(
+
)
=(
+
)+
=1+
=1
;
(5)3.72×99+3.72
=3.72×(99+1)
=3.72×100
=372;
(6)
×140
=
×(139+1)
=
×139+
=111+
=111
;
故答案为144;
;5;1
;372;111
.
=3×(150-102)
=3×48
=144;
(2)[1-(
| 1 |
| 2 |
| 1 |
| 4 |
| 2 |
| 3 |
=[1-
| 1 |
| 4 |
| 2 |
| 3 |
=
| 1 |
| 2 |
(3)(1-0.95)÷0.01
=0.05÷0.01
=5;
(4)
| 11 |
| 15 |
| 4 |
| 15 |
| 5 |
| 9 |
=(
| 11 |
| 15 |
| 4 |
| 15 |
| 5 |
| 9 |
=1+
| 5 |
| 9 |
=1
| 5 |
| 9 |
(5)3.72×99+3.72
=3.72×(99+1)
=3.72×100
=372;
(6)
| 111 |
| 139 |
=
| 111 |
| 139 |
=
| 111 |
| 139 |
| 111 |
| 139 |
=111+
| 111 |
| 139 |
=111
| 111 |
| 139 |
故答案为144;
| 1 |
| 2 |
| 5 |
| 9 |
| 111 |
| 139 |
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