혼합계산 : 레벨2
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혼합계산 : 레벨2
1
8X8X(3+9)
=
768
2
7X2+(8-3)
=
19
3
2X(3X7)X4
=
168
4
(3+3)-1+6
=
11
5
5+3X(2/1)
=
11
6
4+(3X2)+4
=
14
7
(4X7)+2X5
=
38
8
(9X1)X1/1
=
9
9
4-9+(5X7)
=
30
10
(4+8)/1+4
=
16
11
(4+6)-7+1
=
4
12
4/(9-5)X2
=
2
13
5X7X(7+6)
=
455
14
(6X2)X1-5
=
7
15
4+(6-3)+2
=
9