혼합계산 : 레벨2
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혼합계산: 레벨214
1
1X(4X3)-9
=
3
2
(1X5)+2X4
=
13
3
8+(3+9)-5
=
15
4
7/7+(5-1)
=
5
5
6X4/(1X2)
=
12
6
(3X9)/3-7
=
2
7
(9/9)-3+3
=
1
8
(9X2)-1-6
=
11
9
5X1X(4X1)
=
20
10
8+4+(7+3)
=
22
11
2X(8+7)X4
=
120
12
3+(1+5)X1
=
9
13
(9+3)/6X5
=
10
14
4+3-(8-5)
=
4
15
8+(6-4)-7
=
3