Add 21/25 and 35/30
1st number: 21/25, 2nd number: 1 5/30
21/25 + 35/30 is 301/150.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 30 is 150
Next, find the equivalent fraction of both fractional numbers with denominator 150 - For the 1st fraction, since 25 × 6 = 150,
21/25 = 21 × 6/25 × 6 = 126/150 - Likewise, for the 2nd fraction, since 30 × 5 = 150,
35/30 = 35 × 5/30 × 5 = 175/150 - Add the two like fractions:
126/150 + 175/150 = 126 + 175/150 = 301/150 - So, 21/25 + 35/30 = 301/150
In mixed form: 21/150
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/25+35/30 21/25+70/30 21/50+35/30 21/25+35/60 63/25+35/30 21/75+35/30 21/25+35/90