혼합계산 : 레벨2
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혼합계산: 레벨231
1
(3+1)X7+4
=
32
2
6X(2X5)-9
=
51
3
8X6+(6+1)
=
55
4
2X7X(7-1)
=
84
5
(6+5)X4-7
=
37
6
(8+3)/5X5
=
11
7
4/2X(8/4)
=
4
8
1X4+(8+1)
=
13
9
(4X7)/7-2
=
2
10
8+(1X3)+8
=
19
11
3+(5X4)+5
=
28
12
(3+8)+3X9
=
38
13
1+(6-3)X2
=
7
14
6/2X(1+2)
=
9
15
5+(1+8)+2
=
16