혼합계산 : 레벨2
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혼합계산: 레벨221
1
3X(6+7)+1
=
40
2
8X6+(1+8)
=
57
3
1+1X(9-8)
=
2
4
(7+3)+3-3
=
10
5
(6+8)-3-8
=
3
6
2X7+(3+7)
=
24
7
3/1X(7-3)
=
12
8
5X(2X6)X2
=
120
9
2X3+(5X6)
=
36
10
5X1-(4-2)
=
3
11
5X3-(7-5)
=
13
12
6+(6X3)/9
=
8
13
4X6-(1+7)
=
16
14
(6-2)/1X7
=
28
15
9X4-(4+4)
=
28