혼합계산 : 레벨2
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혼합계산: 레벨236
1
(6X9)+5-6
=
53
2
2X(4X1)X4
=
32
3
4+(9-2)+1
=
12
4
(8X9)/2-5
=
31
5
(4+3)X2+8
=
22
6
2+(5X4)X7
=
142
7
4X6-(5X4)
=
4
8
2X4+(6X2)
=
20
9
1X4-(5-3)
=
2
10
(5-3)+6+2
=
10
11
(2X5)+2-6
=
6
12
9X(1X1)-6
=
3
13
9X(3+4)X1
=
63
14
(2X9)+8-5
=
21
15
5X(7+2)-8
=
37