Add 35/5 and 35/21
1st number: 7 0/5, 2nd number: 1 14/21
35/5 + 35/21 is 26/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 21 is 105
Next, find the equivalent fraction of both fractional numbers with denominator 105 - For the 1st fraction, since 5 × 21 = 105,
35/5 = 35 × 21/5 × 21 = 735/105 - Likewise, for the 2nd fraction, since 21 × 5 = 105,
35/21 = 35 × 5/21 × 5 = 175/105 - Add the two like fractions:
735/105 + 175/105 = 735 + 175/105 = 910/105 - 910/105 simplified gives 26/3
- So, 35/5 + 35/21 = 26/3
In mixed form: 82/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/5+35/21 35/5+70/21 35/10+35/21 35/5+35/42 35/15+35/21 35/5+35/63 35/25+35/21