Add 16/21 and 7/35
16/21 + 7/35 is 101/105.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 35 is 105
Next, find the equivalent fraction of both fractional numbers with denominator 105 - For the 1st fraction, since 21 × 5 = 105,
16/21 = 16 × 5/21 × 5 = 80/105 - Likewise, for the 2nd fraction, since 35 × 3 = 105,
7/35 = 7 × 3/35 × 3 = 21/105 - Add the two like fractions:
80/105 + 21/105 = 80 + 21/105 = 101/105 - So, 16/21 + 7/35 = 101/105
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 32/21+7/35 16/21+14/35 16/42+7/35 16/21+7/70 48/21+7/35 16/21+21/35 16/63+7/35 80/21+7/35 16/21+49/35