혼합계산 : 레벨2
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혼합계산: 레벨213
1
3X1+(6X4)
=
27
2
(3+8)-1-2
=
8
3
7X3X(5+1)
=
126
4
5+1X(8X1)
=
13
5
7+(4X1)X3
=
19
6
1X(5-2)X4
=
12
7
(7X4)+3X1
=
31
8
1+(6-5)+3
=
5
9
5+(3/3)X8
=
13
10
(5+1)+4-3
=
7
11
(4X8)-4-4
=
24
12
5-(9-4)+5
=
5
13
(6/1)/1+1
=
7
14
9X3-(2X9)
=
9
15
(4X1)X8-1
=
31