혼합계산 : 레벨2
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혼합계산: 레벨223
1
(3X7)-2+6
=
25
2
4+(7X1)-1
=
10
3
(6-3)/3X2
=
2
4
(7-5)X6+1
=
13
5
(1+1)+8X5
=
42
6
5/2X(4+2)
=
15
7
4-(9/9)/1
=
3
8
(5X1)X7+8
=
43
9
7-4/(8-4)
=
6
10
9+3+(4/1)
=
16
11
(4X5)/4X1
=
5
12
5+(2X4)-5
=
8
13
7/(4/4)-2
=
5
14
9+3X(5X4)
=
69
15
(2+4)+1X5
=
11