혼합계산 : 레벨2
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혼합계산 : 레벨2
1
1X(2X5)+8
=
18
2
5X3-(5-2)
=
12
3
3X1X(1+8)
=
27
4
1X9+(2X3)
=
15
5
(1X4)+8+4
=
16
6
3X(9+6)X2
=
90
7
8X2-(2+5)
=
9
8
(4-2)+6+8
=
16
9
3+1+(9+9)
=
22
10
(5X8)+1+7
=
48
11
(8-6)X5X5
=
50
12
(3X6)+4X3
=
30
13
3X1+(3+4)
=
10
14
6+2-(4X1)
=
4
15
(2+8)X6+2
=
62