Answers

Add 10/84 and 72/8

1^st number: 10/84, 2^nd number: 9 0/8

10/84 + 72/8 is 383/42.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 84 and 8 is 168
   
   Next, find the equivalent fraction of both fractional numbers with denominator 168
2. For the 1st fraction, since 84 × 2 = 168,
   10/84 = 10 × 2/84 × 2 = 20/168
3. Likewise, for the 2nd fraction, since 8 × 21 = 168,
   72/8 = 72 × 21/8 × 21 = 1512/168
4. Add the two like fractions:
   20/168 + 1512/168 = 20 + 1512/168 = 1532/168
5. 1532/168 simplified gives 383/42
6. So, 10/84 + 72/8 = 383/42
   In mixed form: 95/42

MathStep (Works offline)

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

Related: ²⁰/₈₄+⁷²/₈ ¹⁰/₈₄+⁷²/₁₆ ³⁰/₈₄+⁷²/₈ ¹⁰/₈₄+⁷²/₂₄ ⁵⁰/₈₄+⁷²/₈ ¹⁰/₈₄+⁷²/₄₀ ⁷⁰/₈₄+⁷²/₈ ¹⁰/₈₄+⁷²/₅₆

Add Fractions Calculator