Add 5/28 and 63/42
1st number: 5/28, 2nd number: 1 21/42
5/28 + 63/42 is 47/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 42 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 28 × 3 = 84,
5/28 = 5 × 3/28 × 3 = 15/84 - Likewise, for the 2nd fraction, since 42 × 2 = 84,
63/42 = 63 × 2/42 × 2 = 126/84 - Add the two like fractions:
15/84 + 126/84 = 15 + 126/84 = 141/84 - 141/84 simplified gives 47/28
- So, 5/28 + 63/42 = 47/28
In mixed form: 119/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/28+63/42 5/56+63/42 5/28+63/84 15/28+63/42 5/84+63/42 25/28+63/42 35/28+63/42