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혼합계산 : 레벨2

1
(6+4)X5/1
=
50
2
8+7X(3-1)
=
22
3
(5X1)X6-1
=
29
4
9X(4+3)X2
=
126
5
(1+9)-3/1
=
7
6
8X(5+2)+5
=
61
7
4X1+(3X2)
=
10
8
4+(1+6)X1
=
11
9
(4X2)X2X8
=
128
10
9-5+(3+3)
=
10
11
(9+7)/4X5
=
20
12
4+6+(7+1)
=
18
13
(4+5)/2X2
=
9
14
5X(4+8)+3
=
63
15
8-1+(8X5)
=
47