Answers

Add 72/10 and 70/54

1^st number: 7 2/10, 2^nd number: 1 16/54

72/10 + 70/54 is 1147/135.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 10 and 54 is 270
   
   Next, find the equivalent fraction of both fractional numbers with denominator 270
2. For the 1st fraction, since 10 × 27 = 270,
   72/10 = 72 × 27/10 × 27 = 1944/270
3. Likewise, for the 2nd fraction, since 54 × 5 = 270,
   70/54 = 70 × 5/54 × 5 = 350/270
4. Add the two like fractions:
   1944/270 + 350/270 = 1944 + 350/270 = 2294/270
5. 2294/270 simplified gives 1147/135
6. So, 72/10 + 70/54 = 1147/135
   In mixed form: 867/135

MathStep (Works offline)

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

Related: ⁷²/₂₀+⁷⁰/₅₄ ⁷²/₃₀+⁷⁰/₅₄ ⁷²/₅₀+⁷⁰/₅₄ ⁷²/₇₀+⁷⁰/₅₄

Add Fractions Calculator