혼합계산 : 레벨2
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혼합계산: 레벨210
1
4X(4X2)-9
=
23
2
(5-4)+8+9
=
18
3
(8+6)X1+8
=
22
4
(2+1)+9X4
=
39
5
(5X1)-4+5
=
6
6
4X2-(1X4)
=
4
7
7X2-(2+7)
=
5
8
4+(4-1)X7
=
25
9
8+(7-4)X2
=
14
10
6+6-(1+1)
=
10
11
1X2+(2X4)
=
10
12
6X(3X5)/2
=
45
13
(5X4)+4+3
=
27
14
4X1+(7X5)
=
39
15
(5X2)+7-2
=
15