Answers

Add 30/75 and 90/64

1^st number: 30/75, 2^nd number: 1 26/64

30/75 + 90/64 is 289/160.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 75 and 64 is 4800
   
   Next, find the equivalent fraction of both fractional numbers with denominator 4800
2. For the 1st fraction, since 75 × 64 = 4800,
   30/75 = 30 × 64/75 × 64 = 1920/4800
3. Likewise, for the 2nd fraction, since 64 × 75 = 4800,
   90/64 = 90 × 75/64 × 75 = 6750/4800
4. Add the two like fractions:
   1920/4800 + 6750/4800 = 1920 + 6750/4800 = 8670/4800
5. 8670/4800 simplified gives 289/160
6. So, 30/75 + 90/64 = 289/160
   In mixed form: 1129/160

MathStep (Works offline)

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

Related: ⁶⁰/₇₅+⁹⁰/₆₄ ⁹⁰/₇₅+⁹⁰/₆₄

Add Fractions Calculator