혼합계산 : 레벨2
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혼합계산 : 레벨2
1
5X(6X7)-1
=
209
2
1-7+(4X3)
=
6
3
5X(6+7)X2
=
130
4
3+(4+3)X9
=
66
5
9X5X(1X5)
=
225
6
3+(2X6)+2
=
17
7
(4+3)X1X3
=
21
8
(5-1)+9-9
=
4
9
(8+1)X4/2
=
18
10
(5/5)X1X3
=
3
11
(6+3)-7+1
=
3
12
(6-4)+2+2
=
6
13
(5X9)+5+7
=
57
14
(2+4)X9/1
=
54
15
6+4X(4-3)
=
10