Add 21/25 and 20/48
21/25 + 20/48 is 377/300.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 48 is 1200
Next, find the equivalent fraction of both fractional numbers with denominator 1200 - For the 1st fraction, since 25 × 48 = 1200,
21/25 = 21 × 48/25 × 48 = 1008/1200 - Likewise, for the 2nd fraction, since 48 × 25 = 1200,
20/48 = 20 × 25/48 × 25 = 500/1200 - Add the two like fractions:
1008/1200 + 500/1200 = 1008 + 500/1200 = 1508/1200 - 1508/1200 simplified gives 377/300
- So, 21/25 + 20/48 = 377/300
In mixed form: 177/300
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/25+20/48 21/25+40/48 21/50+20/48 21/25+20/96 63/25+20/48 21/25+60/48 21/75+20/48