혼합계산 : 레벨2
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혼합계산 : 레벨2
1
(3-1)X8X9
=
144
2
4X(9X3)X9
=
972
3
(3X4)-4-7
=
1
4
4-4+(8-2)
=
6
5
2X8-(7/1)
=
9
6
(6+2)X4X2
=
64
7
(6-1)X7-1
=
34
8
4/(4-3)X3
=
12
9
(5-3)X6X5
=
60
10
3+7-(8-4)
=
6
11
5+4+(6-1)
=
14
12
6X(2+5)X3
=
126
13
(3X5)+1X8
=
23
14
6+(9X2)X7
=
132
15
2+3X(2+3)
=
17