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脱式计算,能简便的要简便计算27×59-11813÷7+17×61317×34×7×21714+34×1313+47+23+1717×4÷17×4.
题目详情
脱式计算,能简便的要简便计算
27×59-11 |
| 17×34×7×217 | ||||||
14+34×13 | 13+47+23+17 | 17×4÷17×4. |
▼优质解答
答案和解析
(1)27×59-11
=1593-11
=1582
(2)
÷7+
×
=
×
+
×
=(
+
)×
=
×
=
(3)17×34×7×217
=578×7×217
=4046×217
=877982
(4)14+34×13
=14+442
=456
(5)13+47+23+17
=(13+47)+(23+17)
=60+40
=100
(6)17×4÷17×4
=(17÷17)×(4×4)
=1×16
=16
=1593-11
=1582
(2)
8 |
13 |
1 |
7 |
6 |
13 |
=
8 |
13 |
1 |
7 |
1 |
7 |
6 |
13 |
=(
8 |
13 |
6 |
13 |
1 |
7 |
=
14 |
13 |
1 |
7 |
=
2 |
13 |
(3)17×34×7×217
=578×7×217
=4046×217
=877982
(4)14+34×13
=14+442
=456
(5)13+47+23+17
=(13+47)+(23+17)
=60+40
=100
(6)17×4÷17×4
=(17÷17)×(4×4)
=1×16
=16
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