혼합계산 : 레벨2
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혼합계산: 레벨221
1
(2/1)X5X1
=
10
2
3+(4+2)+5
=
14
3
(2/2)+5X3
=
16
4
(6/3)+8-7
=
3
5
5X(7+1)-1
=
39
6
8+(1X8)X4
=
40
7
5X(1+3)-1
=
19
8
2+(7X4)-3
=
27
9
8+1-(1X3)
=
6
10
8-2+(6-2)
=
10
11
(6/6)+3X2
=
7
12
3X(4/4)+2
=
5
13
(5X8)X2-5
=
75
14
(7+2)/6X4
=
6
15
5+8+(2+7)
=
22