Answers

Add 48/12 and 84/72

1^st number: 4 0/12, 2^nd number: 1 12/72

48/12 + 84/72 is 31/6.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 12 and 72 is 72
   
   Next, find the equivalent fraction of both fractional numbers with denominator 72
2. For the 1st fraction, since 12 × 6 = 72,
   48/12 = 48 × 6/12 × 6 = 288/72
3. Likewise, for the 2nd fraction, since 72 × 1 = 72,
   84/72 = 84 × 1/72 × 1 = 84/72
4. Add the two like fractions:
   288/72 + 84/72 = 288 + 84/72 = 372/72
5. 372/72 simplified gives 31/6
6. So, 48/12 + 84/72 = 31/6
   In mixed form: 51/6

MathStep (Works offline)

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

Related: ⁹⁶/₁₂+⁸⁴/₇₂ ⁴⁸/₂₄+⁸⁴/₇₂ ⁴⁸/₃₆+⁸⁴/₇₂ ⁴⁸/₆₀+⁸⁴/₇₂ ⁴⁸/₈₄+⁸⁴/₇₂

Add Fractions Calculator