Add 5/7 and 75/18
1st number: 5/7, 2nd number: 4 3/18
5/7 + 75/18 is 205/42.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 18 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 7 × 18 = 126,
5/7 = 5 × 18/7 × 18 = 90/126 - Likewise, for the 2nd fraction, since 18 × 7 = 126,
75/18 = 75 × 7/18 × 7 = 525/126 - Add the two like fractions:
90/126 + 525/126 = 90 + 525/126 = 615/126 - 615/126 simplified gives 205/42
- So, 5/7 + 75/18 = 205/42
In mixed form: 437/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/7+75/18 5/14+75/18 5/7+75/36 15/7+75/18 5/21+75/18 5/7+75/54 25/7+75/18 5/35+75/18 5/7+75/90 35/7+75/18 5/49+75/18