Add 10/25 and 42/35
1st number: 10/25, 2nd number: 1 7/35
10/25 + 42/35 is 8/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 35 is 175
Next, find the equivalent fraction of both fractional numbers with denominator 175 - For the 1st fraction, since 25 × 7 = 175,
10/25 = 10 × 7/25 × 7 = 70/175 - Likewise, for the 2nd fraction, since 35 × 5 = 175,
42/35 = 42 × 5/35 × 5 = 210/175 - Add the two like fractions:
70/175 + 210/175 = 70 + 210/175 = 280/175 - 280/175 simplified gives 8/5
- So, 10/25 + 42/35 = 8/5
In mixed form: 13/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/25+42/35 10/25+84/35 10/50+42/35 10/25+42/70 30/25+42/35 10/75+42/35 50/25+42/35 70/25+42/35