혼합계산 : 레벨2
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혼합계산 : 레벨2
1
7+(6X4)+9
=
40
2
3X(8+1)+4
=
31
3
7+7+(2X1)
=
16
4
(8X5)/2-2
=
18
5
(4+9)+1X3
=
16
6
6/(3X2)+7
=
8
7
(9-4)-3+2
=
4
8
2+5-(2+1)
=
4
9
(2+3)X6+2
=
32
10
(4-2)-4+8
=
6
11
(7X1)+4-4
=
7
12
(5+9)-1-1
=
12
13
5X7-(9X1)
=
26
14
(4+3)/1/7
=
1
15
(2/1)+8X9
=
74