Answers

Add 70/12 and 48/40

1^st number: 5 10/12, 2^nd number: 1 8/40

70/12 + 48/40 is 211/30.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 12 and 40 is 120
   
   Next, find the equivalent fraction of both fractional numbers with denominator 120
2. For the 1st fraction, since 12 × 10 = 120,
   70/12 = 70 × 10/12 × 10 = 700/120
3. Likewise, for the 2nd fraction, since 40 × 3 = 120,
   48/40 = 48 × 3/40 × 3 = 144/120
4. Add the two like fractions:
   700/120 + 144/120 = 700 + 144/120 = 844/120
5. 844/120 simplified gives 211/30
6. So, 70/12 + 48/40 = 211/30
   In mixed form: 71/30

MathStep (Works offline)

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

Related: ⁷⁰/₁₂+⁹⁶/₄₀ ⁷⁰/₂₄+⁴⁸/₄₀ ⁷⁰/₁₂+⁴⁸/₈₀ ⁷⁰/₃₆+⁴⁸/₄₀ ⁷⁰/₆₀+⁴⁸/₄₀ ⁷⁰/₈₄+⁴⁸/₄₀

Add Fractions Calculator