Answers

Add 45/75 and 10/63

45/75 + 10/63 is 239/315.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 75 and 63 is 1575
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1575
2. For the 1st fraction, since 75 × 21 = 1575,
   45/75 = 45 × 21/75 × 21 = 945/1575
3. Likewise, for the 2nd fraction, since 63 × 25 = 1575,
   10/63 = 10 × 25/63 × 25 = 250/1575
4. Add the two like fractions:
   945/1575 + 250/1575 = 945 + 250/1575 = 1195/1575
5. 1195/1575 simplified gives 239/315
6. So, 45/75 + 10/63 = 239/315

MathStep (Works offline)

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

Related: ⁹⁰/₇₅+¹⁰/₆₃ ⁴⁵/₇₅+²⁰/₆₃ ⁴⁵/₇₅+³⁰/₆₃ ⁴⁵/₇₅+⁵⁰/₆₃ ⁴⁵/₇₅+⁷⁰/₆₃

Add Fractions Calculator