Add 75/42 and 36/28
1st number: 1 33/42, 2nd number: 1 8/28
75/42 + 36/28 is 43/14.
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,
36/28 = 36 × 3/28 × 3 = 108/84 - Add the two like fractions:
150/84 + 108/84 = 150 + 108/84 = 258/84 - 258/84 simplified gives 43/14
- So, 75/42 + 36/28 = 43/14
In mixed form: 31/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/42+72/28 75/84+36/28 75/42+36/56 75/42+36/84