趣味算式谁会填18

来源:百度知道 编辑:UC知道 时间:2024/05/21 04:52:39
请用上1至9编写出一道等式。□内填入数字,()内填入运算符号。你能找出所有答案来吗?

□□□□()□□□()□=□

共有5种形式的算式:

1、-*解答数量:26
1576-392*4=8,1743-869*2=5,1847-369*5=2,1879-625*3=4
1973-246*8=5,2457-816*3=9,2584-369*7=1,2835-471*6=9
2896-413*7=5,2917-364*8=5,2941-367*8=5,3178-529*6=4
3752-416*9=8,4126-589*7=3,4817-963*5=2,4852-693*7=1
4973-621*8=5,5781-642*9=3,5923-846*7=1,6341-792*8=5
6425-713*9=8,7413-926*8=5,7431-825*9=6,7435-826*9=1
7461-932*8=5,7512-834*9=6

2、/+解答数量:14
1358/679+2=4,1384/692+5=7,1472/368+5=9,1538/769+2=4
1586/793+2=4,1782/594+3=6,1845/369+2=7,1846/923+5=7
1864/932+5=7,2316/579+4=8,2457/819+3=6,2754/918+3=6
3768/942+1=5,4815/963+2=7

3、/-解答数量:12
2745/183-6=9,2745/183-9=6,2758/394-1=6,2758/394-6=1
3829/547-1=6,3829/547-6=1,3856/241-7=9,3856/241-9=7
4365/291-7=8,4365/291-8=7,4837/691-2=5,4837/691-5=2

4、/*解答数量:28
1358/679*2=4,1458/729*3=6,1538/769*2=4,1576/394*2=8
1584/792*3=6,1586/793*2=4,1746/582*3=9,1749/583*2=6
1756/439*2=8,1854/927*3=6,186