혼합계산 : 레벨2
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혼합계산: 레벨237
1
6-7+(4+4)
=
7
2
(4X6)+1-5
=
20
3
5X(8+3)-2
=
53
4
(8+2)X6-7
=
53
5
7X7X(3+9)
=
588
6
(4X5)X6+4
=
124
7
2/1X(8X4)
=
64
8
1X(1X5)+2
=
7
9
(7X2)X7-9
=
89
10
3-4+(2+1)
=
2
11
2+(7-5)+1
=
5
12
(1+3)-1+9
=
12
13
4X(5+6)-4
=
40
14
4X5X(5X6)
=
600
15
3X(5/1)-4
=
11