혼합계산 : 레벨2
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혼합계산: 레벨220
1
8+1X(9+4)
=
21
2
(8+2)+7-7
=
10
3
(4+2)+2X9
=
24
4
5-8+(3+5)
=
5
5
5X1/(2-1)
=
5
6
3X(3X7)X1
=
63
7
1/1X(2+9)
=
11
8
6X4-(9-5)
=
20
9
4-9+(8X3)
=
19
10
3X8-(7+1)
=
16
11
(6-4)X8X7
=
112
12
(1+2)+5X5
=
28
13
(3X1)X5/1
=
15
14
6X9/(1X9)
=
6
15
(8/1)-1+7
=
14