Answers

Add 90/84 and 35/12

1^st number: 1 6/84, 2^nd number: 2 11/12

90/84 + 35/12 is 335/84.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 84 and 12 is 84
   
   Next, find the equivalent fraction of both fractional numbers with denominator 84
2. For the 1st fraction, since 84 × 1 = 84,
   90/84 = 90 × 1/84 × 1 = 90/84
3. Likewise, for the 2nd fraction, since 12 × 7 = 84,
   35/12 = 35 × 7/12 × 7 = 245/84
4. Add the two like fractions:
   90/84 + 245/84 = 90 + 245/84 = 335/84
5. So, 90/84 + 35/12 = 335/84
   In mixed form: 383/84

MathStep (Works offline)

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

Related: ⁹⁰/₈₄+⁷⁰/₁₂ ⁹⁰/₈₄+³⁵/₂₄ ⁹⁰/₈₄+³⁵/₃₆ ⁹⁰/₈₄+³⁵/₆₀ ⁹⁰/₈₄+³⁵/₈₄

Add Fractions Calculator