Add 15/7 and 75/10
1st number: 2 1/7, 2nd number: 7 5/10
15/7 + 75/10 is 135/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 10 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 7 × 10 = 70,
15/7 = 15 × 10/7 × 10 = 150/70 - Likewise, for the 2nd fraction, since 10 × 7 = 70,
75/10 = 75 × 7/10 × 7 = 525/70 - Add the two like fractions:
150/70 + 525/70 = 150 + 525/70 = 675/70 - 675/70 simplified gives 135/14
- So, 15/7 + 75/10 = 135/14
In mixed form: 99/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/7+75/10 15/14+75/10 15/7+75/20 45/7+75/10 15/21+75/10 15/7+75/30 75/7+75/10 15/35+75/10 15/7+75/50 15/49+75/10 15/7+75/70