Add 3/75 and 84/80
1st number: 3/75, 2nd number: 1 4/80
3/75 + 84/80 is 109/100.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 80 is 1200
Next, find the equivalent fraction of both fractional numbers with denominator 1200 - For the 1st fraction, since 75 × 16 = 1200,
3/75 = 3 × 16/75 × 16 = 48/1200 - Likewise, for the 2nd fraction, since 80 × 15 = 1200,
84/80 = 84 × 15/80 × 15 = 1260/1200 - Add the two like fractions:
48/1200 + 1260/1200 = 48 + 1260/1200 = 1308/1200 - 1308/1200 simplified gives 109/100
- So, 3/75 + 84/80 = 109/100
In mixed form: 19/100
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/75+84/80 9/75+84/80 15/75+84/80 21/75+84/80