Add 7/84 and 8/35
7/84 + 8/35 is 131/420.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 35 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 84 × 5 = 420,
7/84 = 7 × 5/84 × 5 = 35/420 - Likewise, for the 2nd fraction, since 35 × 12 = 420,
8/35 = 8 × 12/35 × 12 = 96/420 - Add the two like fractions:
35/420 + 96/420 = 35 + 96/420 = 131/420 - So, 7/84 + 8/35 = 131/420
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/84+8/35 7/84+16/35 7/84+8/70 21/84+8/35 7/84+24/35 35/84+8/35 7/84+40/35 49/84+8/35 7/84+56/35