혼합계산 : 레벨2
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혼합계산: 레벨213
1
2X6-(1+6)
=
5
2
4+1X(4X3)
=
16
3
1+(7-1)X5
=
31
4
(9X2)-3+6
=
21
5
1+(3X8)/1
=
25
6
2-2+(9X5)
=
45
7
3+(8X7)X4
=
227
8
(1X3)-4+2
=
1
9
(2X6)+3-8
=
7
10
3X(6+7)X3
=
117
11
8+(5X7)+1
=
44
12
4X(5-1)-1
=
15
13
(7X8)/2-6
=
22
14
4-(2X2)+7
=
7
15
(9X5)/5+5
=
14