Answers

Add 45/42 and 70/36

1^st number: 1 3/42, 2^nd number: 1 34/36

45/42 + 70/36 is 190/63.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 42 and 36 is 252
   
   Next, find the equivalent fraction of both fractional numbers with denominator 252
2. For the 1st fraction, since 42 × 6 = 252,
   45/42 = 45 × 6/42 × 6 = 270/252
3. Likewise, for the 2nd fraction, since 36 × 7 = 252,
   70/36 = 70 × 7/36 × 7 = 490/252
4. Add the two like fractions:
   270/252 + 490/252 = 270 + 490/252 = 760/252
5. 760/252 simplified gives 190/63
6. So, 45/42 + 70/36 = 190/63
   In mixed form: 31/63

MathStep (Works offline)

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

Related: ⁹⁰/₄₂+⁷⁰/₃₆ ⁴⁵/₈₄+⁷⁰/₃₆ ⁴⁵/₄₂+⁷⁰/₇₂

Add Fractions Calculator