혼합계산 : 레벨2
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혼합계산: 레벨227
1
2X7-(7/1)
=
7
2
5+7X(3X7)
=
152
3
(8X8)-3-5
=
56
4
(9+4)+8/1
=
21
5
4+3+(5-1)
=
11
6
2+9X(3X7)
=
191
7
(4+9)+2X2
=
17
8
(8X7)-1-9
=
46
9
2X(6/2)X5
=
30
10
4X7+(6X2)
=
40
11
(7-1)X9-6
=
48
12
7X5X(6+6)
=
420
13
(8+3)X8+7
=
95
14
5+2+(7+7)
=
21
15
6+5+(6X3)
=
29