Answers

Add 6/84 and 72/7

1^st number: 6/84, 2^nd number: 10 2/7

6/84 + 72/7 is 145/14.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 84 and 7 is 84
   
   Next, find the equivalent fraction of both fractional numbers with denominator 84
2. For the 1st fraction, since 84 × 1 = 84,
   6/84 = 6 × 1/84 × 1 = 6/84
3. Likewise, for the 2nd fraction, since 7 × 12 = 84,
   72/7 = 72 × 12/7 × 12 = 864/84
4. Add the two like fractions:
   6/84 + 864/84 = 6 + 864/84 = 870/84
5. 870/84 simplified gives 145/14
6. So, 6/84 + 72/7 = 145/14
   In mixed form: 105/14

MathStep (Works offline)

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

Related: ¹²/₈₄+⁷²/₇ ⁶/₈₄+⁷²/₁₄ ¹⁸/₈₄+⁷²/₇ ⁶/₈₄+⁷²/₂₁ ³⁰/₈₄+⁷²/₇ ⁶/₈₄+⁷²/₃₅ ⁴²/₈₄+⁷²/₇ ⁶/₈₄+⁷²/₄₉

Add Fractions Calculator