혼합계산 : 레벨2
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혼합계산: 레벨257
1
2X7X(9-4)
=
70
2
7X4X(5-3)
=
56
3
5-4+(5-4)
=
2
4
(3X9)X8+6
=
222
5
(2X4)/1-6
=
2
6
2X(7-1)+8
=
20
7
9X9-(4/4)
=
80
8
9X1+(5+2)
=
16
9
(1X5)+2+8
=
15
10
5X9+(4X7)
=
73
11
(4-3)X1X8
=
8
12
(4+5)-6-2
=
1
13
4+9+(2+3)
=
18
14
1/2X(6+2)
=
4
15
6/1X(3-1)
=
12