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혼합계산 : 레벨2

1
(4+1)X6X1
=
30
2
8+7+(6X2)
=
27
3
1+7X(7-6)
=
8
4
5+(9-6)X2
=
11
5
(3X3)+7+7
=
23
6
4X(6-2)+2
=
18
7
(2X8)/3X9
=
48
8
5/(1/1)X3
=
15
9
3/1+(3X5)
=
18
10
8-(4-3)+1
=
8
11
(6-1)+9X6
=
59
12
(2X6)-2+2
=
12
13
3+(2X7)-2
=
15
14
3+(3+8)-4
=
10
15
(3X8)-3-9
=
12