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혼합계산 : 레벨2

1
(5+3)X2X3
=
48
2
2+(5X2)+3
=
15
3
3-(6+1)+5
=
1
4
(5+8)X3+6
=
45
5
7+8-(3-1)
=
13
6
8+(3X5)-8
=
15
7
5X2-(4+3)
=
3
8
4+(4X1)X2
=
12
9
3+5X(3X2)
=
33
10
(3X8)+3X2
=
30
11
3+(2+3)-1
=
7
12
7+9X(2X6)
=
115
13
2X9-(6+4)
=
8
14
(3X2)X7-2
=
40
15
3+(6+6)-5
=
10