Add 72/56 and 63/12
1st number: 1 16/56, 2nd number: 5 3/12
72/56 + 63/12 is 183/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 12 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 56 × 3 = 168,
72/56 = 72 × 3/56 × 3 = 216/168 - Likewise, for the 2nd fraction, since 12 × 14 = 168,
63/12 = 63 × 14/12 × 14 = 882/168 - Add the two like fractions:
216/168 + 882/168 = 216 + 882/168 = 1098/168 - 1098/168 simplified gives 183/28
- So, 72/56 + 63/12 = 183/28
In mixed form: 615/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/56+63/24 72/56+63/36 72/56+63/60 72/56+63/84