Add 10/5 and 64/7
1st number: 2 0/5, 2nd number: 9 1/7
10/5 + 64/7 is 78/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 7 is 35
Next, find the equivalent fraction of both fractional numbers with denominator 35 - For the 1st fraction, since 5 × 7 = 35,
10/5 = 10 × 7/5 × 7 = 70/35 - Likewise, for the 2nd fraction, since 7 × 5 = 35,
64/7 = 64 × 5/7 × 5 = 320/35 - Add the two like fractions:
70/35 + 320/35 = 70 + 320/35 = 390/35 - 390/35 simplified gives 78/7
- So, 10/5 + 64/7 = 78/7
In mixed form: 111/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/5+64/7 10/5+64/14 30/5+64/7 10/15+64/7 10/5+64/21 50/5+64/7 10/25+64/7 10/5+64/35 70/5+64/7 10/35+64/7 10/5+64/49