Add 70/25 and 35/7
1st number: 2 20/25, 2nd number: 5 0/7
70/25 + 35/7 is 39/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 7 is 175
Next, find the equivalent fraction of both fractional numbers with denominator 175 - For the 1st fraction, since 25 × 7 = 175,
70/25 = 70 × 7/25 × 7 = 490/175 - Likewise, for the 2nd fraction, since 7 × 25 = 175,
35/7 = 35 × 25/7 × 25 = 875/175 - Add the two like fractions:
490/175 + 875/175 = 490 + 875/175 = 1365/175 - 1365/175 simplified gives 39/5
- So, 70/25 + 35/7 = 39/5
In mixed form: 74/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/25+70/7 70/50+35/7 70/25+35/14 70/75+35/7 70/25+35/21 70/25+35/49