혼합계산 : 레벨2
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혼합계산: 레벨259
1
(5+9)X4-4
=
52
2
5+2X(7-5)
=
9
3
5+7+(2+8)
=
22
4
5/5+(9X5)
=
46
5
1X9-(8X1)
=
1
6
1+8X(9X6)
=
433
7
(4X7)-4-2
=
22
8
1-5+(6+3)
=
5
9
(9X1)-3+7
=
13
10
9/(1+3)X8
=
18
11
5X(7X1)X7
=
245
12
(7X4)/4+2
=
9
13
1+5+(9+4)
=
19
14
7-4/(6/6)
=
3
15
(3X3)X3+1
=
28