Add 49/28 and 63/5
1st number: 1 21/28, 2nd number: 12 3/5
49/28 + 63/5 is 287/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 5 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 28 × 5 = 140,
49/28 = 49 × 5/28 × 5 = 245/140 - Likewise, for the 2nd fraction, since 5 × 28 = 140,
63/5 = 63 × 28/5 × 28 = 1764/140 - Add the two like fractions:
245/140 + 1764/140 = 245 + 1764/140 = 2009/140 - 2009/140 simplified gives 287/20
- So, 49/28 + 63/5 = 287/20
In mixed form: 147/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/28+63/5 49/56+63/5 49/28+63/10 49/84+63/5 49/28+63/15 49/28+63/25 49/28+63/35