Answers

Add 70/4 and 60/72

1^st number: 17 2/4, 2^nd number: 60/72

70/4 + 60/72 is 55/3.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 4 and 72 is 72
   
   Next, find the equivalent fraction of both fractional numbers with denominator 72
2. For the 1st fraction, since 4 × 18 = 72,
   70/4 = 70 × 18/4 × 18 = 1260/72
3. Likewise, for the 2nd fraction, since 72 × 1 = 72,
   60/72 = 60 × 1/72 × 1 = 60/72
4. Add the two like fractions:
   1260/72 + 60/72 = 1260 + 60/72 = 1320/72
5. 1320/72 simplified gives 55/3
6. So, 70/4 + 60/72 = 55/3
   In mixed form: 181/3

MathStep (Works offline)

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

Related: ⁷⁰/₈+⁶⁰/₇₂ ⁷⁰/₁₂+⁶⁰/₇₂ ⁷⁰/₂₀+⁶⁰/₇₂ ⁷⁰/₂₈+⁶⁰/₇₂

Add Fractions Calculator