Add 7/25 and 12/40
7/25 + 12/40 is 29/50.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 40 is 200
Next, find the equivalent fraction of both fractional numbers with denominator 200 - For the 1st fraction, since 25 × 8 = 200,
7/25 = 7 × 8/25 × 8 = 56/200 - Likewise, for the 2nd fraction, since 40 × 5 = 200,
12/40 = 12 × 5/40 × 5 = 60/200 - Add the two like fractions:
56/200 + 60/200 = 56 + 60/200 = 116/200 - 116/200 simplified gives 29/50
- So, 7/25 + 12/40 = 29/50
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/25+12/40 7/25+24/40 7/50+12/40 7/25+12/80 21/25+12/40 7/25+36/40 7/75+12/40 35/25+12/40 7/25+60/40 49/25+12/40 7/25+84/40