혼합계산 : 레벨2
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혼합계산 : 레벨2
1
2+(8+9)+1
=
20
2
5X2+(3X5)
=
25
3
(3+4)X5-4
=
31
4
9X5X(6+1)
=
315
5
(8+3)X4X9
=
396
6
2+(2-1)+3
=
6
7
(7-2)X4+3
=
23
8
6X(2X4)+7
=
55
9
(4X7)+1X1
=
29
10
7+(3X3)-8
=
8
11
1X8-(5X1)
=
3
12
9+(6-5)+4
=
14
13
(4X5)+1X6
=
26
14
6X(9+4)+8
=
86
15
(9-5)+3X7
=
25