Add 5/25 and 7/42
5/25 + 7/42 is 11/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 42 is 1050
Next, find the equivalent fraction of both fractional numbers with denominator 1050 - For the 1st fraction, since 25 × 42 = 1050,
5/25 = 5 × 42/25 × 42 = 210/1050 - Likewise, for the 2nd fraction, since 42 × 25 = 1050,
7/42 = 7 × 25/42 × 25 = 175/1050 - Add the two like fractions:
210/1050 + 175/1050 = 210 + 175/1050 = 385/1050 - 385/1050 simplified gives 11/30
- So, 5/25 + 7/42 = 11/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/25+7/42 5/25+14/42 5/50+7/42 5/25+7/84 15/25+7/42 5/25+21/42 5/75+7/42 5/25+35/42 35/25+7/42 5/25+49/42