Add 70/25 and 8/7
1st number: 2 20/25, 2nd number: 1 1/7
70/25 + 8/7 is 138/35.
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,
8/7 = 8 × 25/7 × 25 = 200/175 - Add the two like fractions:
490/175 + 200/175 = 490 + 200/175 = 690/175 - 690/175 simplified gives 138/35
- So, 70/25 + 8/7 = 138/35
In mixed form: 333/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/25+16/7 70/50+8/7 70/25+8/14 70/25+24/7 70/75+8/7 70/25+8/21 70/25+40/7 70/25+8/35 70/25+56/7 70/25+8/49