혼합계산 : 레벨2
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혼합계산: 레벨217
1
7X1X(4-1)
=
21
2
(9-5)+1+7
=
12
3
6-5+(7-5)
=
3
4
(4X5)X9-7
=
173
5
(4+8)+8-5
=
15
6
(7+3)+4+9
=
23
7
4X(9+4)X9
=
468
8
8X(2+2)-4
=
28
9
(2X3)+5-8
=
3
10
1+5/(3+2)
=
2
11
(1X5)-8/2
=
1
12
3X(9+8)/1
=
51
13
6-4/(7-3)
=
5
14
(5X3)X1-3
=
12
15
(9X5)-8/8
=
44