혼합계산 : 레벨2
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혼합계산: 레벨217
1
(1+5)X2-4
=
8
2
7+2+(2+3)
=
14
3
4+(4-3)+8
=
13
4
2X(7-3)+2
=
10
5
4X2+(4X5)
=
28
6
7X(1X6)+1
=
43
7
5X(9+9)-3
=
87
8
2X(2X9)X4
=
144
9
(8/2)+1+8
=
13
10
(5X1)X2/2
=
5
11
6-3+(4X4)
=
19
12
6+(4X2)/1
=
14
13
3-7+(6X2)
=
8
14
3X2-(1X4)
=
2
15
(9-1)X5/8
=
5