Answers

Add 72/14 and 40/72

1^st number: 5 2/14, 2^nd number: 40/72

72/14 + 40/72 is 359/63.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 14 and 72 is 504
   
   Next, find the equivalent fraction of both fractional numbers with denominator 504
2. For the 1st fraction, since 14 × 36 = 504,
   72/14 = 72 × 36/14 × 36 = 2592/504
3. Likewise, for the 2nd fraction, since 72 × 7 = 504,
   40/72 = 40 × 7/72 × 7 = 280/504
4. Add the two like fractions:
   2592/504 + 280/504 = 2592 + 280/504 = 2872/504
5. 2872/504 simplified gives 359/63
6. So, 72/14 + 40/72 = 359/63
   In mixed form: 544/63

MathStep (Works offline)

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

Related: ⁷²/₁₄+⁸⁰/₇₂ ⁷²/₂₈+⁴⁰/₇₂ ⁷²/₄₂+⁴⁰/₇₂ ⁷²/₇₀+⁴⁰/₇₂ ⁷²/₉₈+⁴⁰/₇₂

Add Fractions Calculator