혼합계산 : 레벨2
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혼합계산 : 레벨2
1
(2X3)-1X3
=
3
2
8+7X(1+4)
=
43
3
6X5+(3+3)
=
36
4
8+4+(9+5)
=
26
5
7X5-(5X6)
=
5
6
3+4X(8X4)
=
131
7
(5X8)-7+4
=
37
8
1X(9X5)X3
=
135
9
(3+4)/3X3
=
7
10
1X(3X4)-1
=
11
11
(4+7)-9+1
=
3
12
5+(3+3)+5
=
16
13
(8X9)/3X3
=
72
14
4-9+(6X4)
=
19
15
1X(9X6)+6
=
60