Answers

Add 50/42 and 35/20

1^st number: 1 8/42, 2^nd number: 1 15/20

50/42 + 35/20 is 247/84.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 42 and 20 is 420
   
   Next, find the equivalent fraction of both fractional numbers with denominator 420
2. For the 1st fraction, since 42 × 10 = 420,
   50/42 = 50 × 10/42 × 10 = 500/420
3. Likewise, for the 2nd fraction, since 20 × 21 = 420,
   35/20 = 35 × 21/20 × 21 = 735/420
4. Add the two like fractions:
   500/420 + 735/420 = 500 + 735/420 = 1235/420
5. 1235/420 simplified gives 247/84
6. So, 50/42 + 35/20 = 247/84
   In mixed form: 279/84

MathStep (Works offline)

Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad

Related: ⁵⁰/₄₂+⁷⁰/₂₀ ⁵⁰/₈₄+³⁵/₂₀ ⁵⁰/₄₂+³⁵/₄₀ ⁵⁰/₄₂+³⁵/₆₀

Add Fractions Calculator