Answers

Add 60/70 and 24/72

60/70 + 24/72 is 25/21.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 70 and 72 is 2520
   
   Next, find the equivalent fraction of both fractional numbers with denominator 2520
2. For the 1st fraction, since 70 × 36 = 2520,
   60/70 = 60 × 36/70 × 36 = 2160/2520
3. Likewise, for the 2nd fraction, since 72 × 35 = 2520,
   24/72 = 24 × 35/72 × 35 = 840/2520
4. Add the two like fractions:
   2160/2520 + 840/2520 = 2160 + 840/2520 = 3000/2520
5. 3000/2520 simplified gives 25/21
6. So, 60/70 + 24/72 = 25/21
   In mixed form: 14/21

MathStep (Works offline)

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

Related: ⁶⁰/₇₀+⁴⁸/₇₂

Add Fractions Calculator