혼합계산 : 레벨2
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혼합계산 : 레벨2
1
(6+1)+8X7
=
63
2
3X(1+6)X1
=
21
3
(3X3)-2X1
=
7
4
3X(4-1)X1
=
9
5
5+(4X7)-2
=
31
6
1+(1X9)+8
=
18
7
6+5+(4+5)
=
20
8
3-1+(9X8)
=
74
9
1+(4X4)+1
=
18
10
3+4+(6-2)
=
11
11
4X5X(7X2)
=
280
12
(7X1)+3/1
=
10
13
(3X8)/3-1
=
7
14
(5X4)-6-5
=
9
15
(1X7)X2+3
=
17