혼합계산 : 레벨2
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혼합계산: 레벨231
1
1-(3X1)+6
=
4
2
1X(5+3)-4
=
4
3
2+9X(8X3)
=
218
4
2X4-(4/1)
=
4
5
(6+1)-4X1
=
3
6
3X6X(7+9)
=
288
7
7+1X(3-1)
=
9
8
2+(9+9)X4
=
74
9
(8-6)+6-3
=
5
10
3+1-(1/1)
=
3
11
(2X8)+3+3
=
22
12
9+(4X9)X3
=
117
13
(7X3)-1-4
=
16
14
1-3+(6+7)
=
11
15
(7X7)-9-1
=
39