Answers

2015-07-10T18:35:17+08:00
 the ansewer your questin is
1 and 1/12

0
2015-07-10T18:47:39+08:00
11/12

solution
2 1/4= 9/36 36/36+9/36= 45/36-12/36=33/36 33/36÷3/3 = 11/12
- 1 3/9= 12/36
0