혼합계산 : 레벨2
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혼합계산: 레벨221
1
(2+1)X4-4
=
8
2
(8X2)-5+7
=
18
3
(9+7)X1+3
=
19
4
4/(3/3)+4
=
8
5
(8+9)+2+7
=
26
6
3+7+(4+7)
=
21
7
3X(8X7)+9
=
177
8
(1X7)/7/1
=
1
9
(4X5)-2+3
=
21
10
3X(6/6)+3
=
6
11
4X(2+4)/8
=
3
12
3+3+(6+1)
=
13
13
6+(7X3)+7
=
34
14
(9X2)X4-7
=
65
15
2+9X(9-4)
=
47