Add 84/75 and 18/42
1st number: 1 9/75, 2nd number: 18/42
84/75 + 18/42 is 271/175.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 42 is 1050
Next, find the equivalent fraction of both fractional numbers with denominator 1050 - For the 1st fraction, since 75 × 14 = 1050,
84/75 = 84 × 14/75 × 14 = 1176/1050 - Likewise, for the 2nd fraction, since 42 × 25 = 1050,
18/42 = 18 × 25/42 × 25 = 450/1050 - Add the two like fractions:
1176/1050 + 450/1050 = 1176 + 450/1050 = 1626/1050 - 1626/1050 simplified gives 271/175
- So, 84/75 + 18/42 = 271/175
In mixed form: 196/175
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/75+36/42 84/75+18/84 84/75+54/42 84/75+90/42