Add 1/15 and 16/84
1/15 + 16/84 is 9/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 84 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 15 × 28 = 420,
1/15 = 1 × 28/15 × 28 = 28/420 - Likewise, for the 2nd fraction, since 84 × 5 = 420,
16/84 = 16 × 5/84 × 5 = 80/420 - Add the two like fractions:
28/420 + 80/420 = 28 + 80/420 = 108/420 - 108/420 simplified gives 9/35
- So, 1/15 + 16/84 = 9/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/15+16/84 1/15+32/84 1/30+16/84 3/15+16/84 1/15+48/84 1/45+16/84 5/15+16/84 1/15+80/84 1/75+16/84 7/15+16/84