Add 84/75 and 3/72
1st number: 1 9/75, 2nd number: 3/72
84/75 + 3/72 is 697/600.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 72 is 1800
Next, find the equivalent fraction of both fractional numbers with denominator 1800 - For the 1st fraction, since 75 × 24 = 1800,
84/75 = 84 × 24/75 × 24 = 2016/1800 - Likewise, for the 2nd fraction, since 72 × 25 = 1800,
3/72 = 3 × 25/72 × 25 = 75/1800 - Add the two like fractions:
2016/1800 + 75/1800 = 2016 + 75/1800 = 2091/1800 - 2091/1800 simplified gives 697/600
- So, 84/75 + 3/72 = 697/600
In mixed form: 197/600
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/75+6/72 84/75+9/72 84/75+15/72 84/75+21/72