Add 1/75 and 72/70
1st number: 1/75, 2nd number: 1 2/70
1/75 + 72/70 is 547/525.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 70 is 1050
Next, find the equivalent fraction of both fractional numbers with denominator 1050 - For the 1st fraction, since 75 × 14 = 1050,
1/75 = 1 × 14/75 × 14 = 14/1050 - Likewise, for the 2nd fraction, since 70 × 15 = 1050,
72/70 = 72 × 15/70 × 15 = 1080/1050 - Add the two like fractions:
14/1050 + 1080/1050 = 14 + 1080/1050 = 1094/1050 - 1094/1050 simplified gives 547/525
- So, 1/75 + 72/70 = 547/525
In mixed form: 122/525
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/75+72/70 3/75+72/70 5/75+72/70 7/75+72/70