Answers

Add 5/75 and 56/72

5/75 + 56/72 is 38/45.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 75 and 72 is 1800
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1800
2. For the 1st fraction, since 75 × 24 = 1800,
   5/75 = 5 × 24/75 × 24 = 120/1800
3. Likewise, for the 2nd fraction, since 72 × 25 = 1800,
   56/72 = 56 × 25/72 × 25 = 1400/1800
4. Add the two like fractions:
   120/1800 + 1400/1800 = 120 + 1400/1800 = 1520/1800
5. 1520/1800 simplified gives 38/45
6. So, 5/75 + 56/72 = 38/45

MathStep (Works offline)

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

Related: ¹⁰/₇₅+⁵⁶/₇₂ ¹⁵/₇₅+⁵⁶/₇₂ ²⁵/₇₅+⁵⁶/₇₂ ³⁵/₇₅+⁵⁶/₇₂

Add Fractions Calculator