혼합계산 : 레벨2
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혼합계산: 레벨260
1
(8+4)+4-7
=
9
2
(2+2)X6+2
=
26
3
(6/1)X1+7
=
13
4
7X9+(5+7)
=
75
5
(9X3)+7X8
=
83
6
6X3/(1X9)
=
2
7
3X(3+7)/5
=
6
8
5+(1+2)X2
=
11
9
9+2+(8-2)
=
17
10
(3X2)-4+1
=
3
11
4+(5+2)X7
=
53
12
4/2X(8/8)
=
2
13
8X(7X1)X5
=
280
14
4+(1X2)+3
=
9
15
5X1-(1X3)
=
2