혼합계산 : 레벨2
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혼합계산: 레벨212
1
9X2+(2X7)
=
32
2
2X(3+1)-1
=
7
3
8X(5X3)-2
=
118
4
(5+7)X5/5
=
12
5
2+(7+5)/4
=
5
6
2/4X(7X4)
=
14
7
2+6X(6+2)
=
50
8
2X(5+6)X3
=
66
9
2X(7-4)-1
=
5
10
7+(6-1)+2
=
14
11
(7+3)+3X3
=
19
12
2-4+(7+2)
=
7
13
7X9/(3+6)
=
7
14
(1+2)+9X2
=
21
15
7+3+(4+9)
=
23