Add 75/42 and 63/28
1st number: 1 33/42, 2nd number: 2 7/28
75/42 + 63/28 is 113/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 28 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 42 × 2 = 84,
75/42 = 75 × 2/42 × 2 = 150/84 - Likewise, for the 2nd fraction, since 28 × 3 = 84,
63/28 = 63 × 3/28 × 3 = 189/84 - Add the two like fractions:
150/84 + 189/84 = 150 + 189/84 = 339/84 - 339/84 simplified gives 113/28
- So, 75/42 + 63/28 = 113/28
In mixed form: 41/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/84+63/28 75/42+63/56 75/42+63/84