혼합계산 : 레벨2
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혼합계산: 레벨212
1
(1X2)+9X2
=
20
2
(2+3)+9+7
=
21
3
2+(5X2)+3
=
15
4
(4+2)+6+4
=
16
5
(7-3)X2-1
=
7
6
3/3X(9X5)
=
45
7
(8/2)X2+4
=
12
8
(9/3)/6X2
=
1
9
(5+5)/2X2
=
10
10
8X7-(2+5)
=
49
11
1+8-(2-1)
=
8
12
(1+1)+2+3
=
7
13
(4+7)+4+6
=
21
14
5/1+(2+1)
=
8
15
6+4+(9-3)
=
16