Add 18/14 and 75/10
1st number: 1 4/14, 2nd number: 7 5/10
18/14 + 75/10 is 123/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 10 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 14 × 5 = 70,
18/14 = 18 × 5/14 × 5 = 90/70 - Likewise, for the 2nd fraction, since 10 × 7 = 70,
75/10 = 75 × 7/10 × 7 = 525/70 - Add the two like fractions:
90/70 + 525/70 = 90 + 525/70 = 615/70 - 615/70 simplified gives 123/14
- So, 18/14 + 75/10 = 123/14
In mixed form: 811/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/14+75/10 18/28+75/10 18/14+75/20 54/14+75/10 18/42+75/10 18/14+75/30 90/14+75/10 18/70+75/10 18/14+75/50 18/98+75/10 18/14+75/70