Answers

Add 75/16 and 90/42

1^st number: 4 11/16, 2^nd number: 2 6/42

75/16 + 90/42 is 765/112.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 16 and 42 is 336
   
   Next, find the equivalent fraction of both fractional numbers with denominator 336
2. For the 1st fraction, since 16 × 21 = 336,
   75/16 = 75 × 21/16 × 21 = 1575/336
3. Likewise, for the 2nd fraction, since 42 × 8 = 336,
   90/42 = 90 × 8/42 × 8 = 720/336
4. Add the two like fractions:
   1575/336 + 720/336 = 1575 + 720/336 = 2295/336
5. 2295/336 simplified gives 765/112
6. So, 75/16 + 90/42 = 765/112
   In mixed form: 693/112

MathStep (Works offline)

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

Related: ⁷⁵/₃₂+⁹⁰/₄₂ ⁷⁵/₁₆+⁹⁰/₈₄ ⁷⁵/₄₈+⁹⁰/₄₂ ⁷⁵/₈₀+⁹⁰/₄₂

Add Fractions Calculator