Answers

Add 15/12 and 25/75

1^st number: 1 3/12, 2^nd number: 25/75

15/12 + 25/75 is 19/12.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 12 and 75 is 300
   
   Next, find the equivalent fraction of both fractional numbers with denominator 300
2. For the 1st fraction, since 12 × 25 = 300,
   15/12 = 15 × 25/12 × 25 = 375/300
3. Likewise, for the 2nd fraction, since 75 × 4 = 300,
   25/75 = 25 × 4/75 × 4 = 100/300
4. Add the two like fractions:
   375/300 + 100/300 = 375 + 100/300 = 475/300
5. 475/300 simplified gives 19/12
6. So, 15/12 + 25/75 = 19/12
   In mixed form: 17/12

MathStep (Works offline)

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

Related: ³⁰/₁₂+²⁵/₇₅ ¹⁵/₁₂+⁵⁰/₇₅ ¹⁵/₂₄+²⁵/₇₅ ⁴⁵/₁₂+²⁵/₇₅ ¹⁵/₃₆+²⁵/₇₅ ⁷⁵/₁₂+²⁵/₇₅ ¹⁵/₆₀+²⁵/₇₅ ¹⁵/₈₄+²⁵/₇₅

Add Fractions Calculator