혼합계산 : 레벨2
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혼합계산: 레벨252
1
5+(2X8)X3
=
53
2
(6-1)-3+3
=
5
3
8+3-(8-2)
=
5
4
8X3-(1X9)
=
15
5
2X(9-8)+9
=
11
6
1+(9+7)+4
=
21
7
6X(9-4)X9
=
270
8
(8+1)X7-1
=
62
9
4X3/(4+2)
=
2
10
7+(8X6)X4
=
199
11
5+(2/1)-4
=
3
12
5+(3/1)-2
=
6
13
5X2-(2/2)
=
9
14
(8X2)X2-6
=
26
15
(8X1)+4X5
=
28