혼합계산 : 레벨2
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혼합계산: 레벨221
1
2X(1X5)+4
=
14
2
9/(2/2)+6
=
15
3
8X3+(5-1)
=
28
4
6X1+(3X6)
=
24
5
(7X4)-3+8
=
33
6
2-1+(7X2)
=
15
7
(5X6)/2-4
=
11
8
(8X7)/1/8
=
7
9
7X(6-4)+7
=
21
10
3X(6-1)X1
=
15
11
4X(8/8)X5
=
20
12
5+(7X4)-9
=
24
13
3+(6+2)X5
=
43
14
3+(2X7)-4
=
13
15
7+4X(2+3)
=
27