Add 20/25 and 30/49
20/25 + 30/49 is 346/245.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 49 is 1225
Next, find the equivalent fraction of both fractional numbers with denominator 1225 - For the 1st fraction, since 25 × 49 = 1225,
20/25 = 20 × 49/25 × 49 = 980/1225 - Likewise, for the 2nd fraction, since 49 × 25 = 1225,
30/49 = 30 × 25/49 × 25 = 750/1225 - Add the two like fractions:
980/1225 + 750/1225 = 980 + 750/1225 = 1730/1225 - 1730/1225 simplified gives 346/245
- So, 20/25 + 30/49 = 346/245
In mixed form: 1101/245
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/25+30/49 20/25+60/49 20/50+30/49 20/25+30/98 60/25+30/49 20/25+90/49 20/75+30/49