Add 7/25 and 20/80
7/25 + 20/80 is 53/100.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 80 is 400
Next, find the equivalent fraction of both fractional numbers with denominator 400 - For the 1st fraction, since 25 × 16 = 400,
7/25 = 7 × 16/25 × 16 = 112/400 - Likewise, for the 2nd fraction, since 80 × 5 = 400,
20/80 = 20 × 5/80 × 5 = 100/400 - Add the two like fractions:
112/400 + 100/400 = 112 + 100/400 = 212/400 - 212/400 simplified gives 53/100
- So, 7/25 + 20/80 = 53/100
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/25+20/80 7/25+40/80 7/50+20/80 21/25+20/80 7/25+60/80 7/75+20/80 35/25+20/80 49/25+20/80