혼합계산 : 레벨2
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혼합계산: 레벨261
1
(3X3)X2-3
=
15
2
2X(4-2)+2
=
6
3
(1X4)+2X3
=
10
4
(7X9)+1X4
=
67
5
8-(1X1)+6
=
13
6
(1+5)X3-7
=
11
7
1X4+(3/1)
=
7
8
(1+7)X1-4
=
4
9
2X5X(1+8)
=
90
10
5-1+(6/3)
=
6
11
6+2X(2+4)
=
18
12
7X5-(3X7)
=
14
13
(5/1)X4+1
=
21
14
5+(3X5)-5
=
15
15
8X3+(3+8)
=
35