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神机妙算细又巧24×(14+18+16)413+5.375+523+258712×0.86+14%÷127815×14+815.
题目详情
神机妙算细又巧
24×(
| 4
| ||||||||||||
|
|
▼优质解答
答案和解析
(1)24×(
+
+
)
=24×
+24×
+24×
=6+3+4
=13
(2)4
+5.375+5
+2
=(4
+5
)+(5.375+2.625)
=10+8
=18
(3)
×0.86+14%÷
=
×0.86+0.14×
=
×(0.86+0.14)
=
(4)
×14+
=
×(14+1)
=
×15
=8
1 |
4 |
1 |
8 |
1 |
6 |
=24×
1 |
4 |
1 |
8 |
1 |
6 |
=6+3+4
=13
(2)4
1 |
3 |
2 |
3 |
5 |
8 |
=(4
1 |
3 |
2 |
3 |
=10+8
=18
(3)
7 |
12 |
12 |
7 |
=
7 |
12 |
7 |
12 |
=
7 |
12 |
=
7 |
12 |
(4)
8 |
15 |
8 |
15 |
=
8 |
15 |
=
8 |
15 |
=8
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