Answers

2014-03-08T22:11:42+08:00
2014-03-08T22:33:15+08:00
To add two similar fractions (fractions with the same denominator), add the numerators then copy the denominator.
4    +       =   10
12        12        12
To subtract two similar fractions, subtract the numerators then copy the denominator.
  -      =   
10      10       10
To multiply two similar fractions, multiply the numerators then multiply the denominators.
  ×      =   12
13       13       169
To divide two similar fractions, multiply the first fraction to the reciprocal of the second fraction.
12   ÷      =   12   ×   13   = 156
13        13       13         3        39
0