Add 75/10 and 30/7
1st number: 7 5/10, 2nd number: 4 2/7
75/10 + 30/7 is 165/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 7 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 10 × 7 = 70,
75/10 = 75 × 7/10 × 7 = 525/70 - Likewise, for the 2nd fraction, since 7 × 10 = 70,
30/7 = 30 × 10/7 × 10 = 300/70 - Add the two like fractions:
525/70 + 300/70 = 525 + 300/70 = 825/70 - 825/70 simplified gives 165/14
- So, 75/10 + 30/7 = 165/14
In mixed form: 1111/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/10+60/7 75/20+30/7 75/10+30/14 75/10+90/7 75/30+30/7 75/10+30/21 75/50+30/7 75/10+30/35 75/70+30/7 75/10+30/49