Answers

Add 3/70 and 6/84

3/70 + 6/84 is 4/35.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 70 and 84 is 420
   
   Next, find the equivalent fraction of both fractional numbers with denominator 420
2. For the 1st fraction, since 70 × 6 = 420,
   3/70 = 3 × 6/70 × 6 = 18/420
3. Likewise, for the 2nd fraction, since 84 × 5 = 420,
   6/84 = 6 × 5/84 × 5 = 30/420
4. Add the two like fractions:
   18/420 + 30/420 = 18 + 30/420 = 48/420
5. 48/420 simplified gives 4/35
6. So, 3/70 + 6/84 = 4/35

MathStep (Works offline)

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

Related: ⁶/₇₀+⁶/₈₄ ³/₇₀+¹²/₈₄ ⁹/₇₀+⁶/₈₄ ³/₇₀+¹⁸/₈₄ ¹⁵/₇₀+⁶/₈₄ ³/₇₀+³⁰/₈₄ ²¹/₇₀+⁶/₈₄ ³/₇₀+⁴²/₈₄

Add Fractions Calculator