Add 90/56 and 84/75
1st number: 1 34/56, 2nd number: 1 9/75
90/56 + 84/75 is 1909/700.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 75 is 4200
Next, find the equivalent fraction of both fractional numbers with denominator 4200 - For the 1st fraction, since 56 × 75 = 4200,
90/56 = 90 × 75/56 × 75 = 6750/4200 - Likewise, for the 2nd fraction, since 75 × 56 = 4200,
84/75 = 84 × 56/75 × 56 = 4704/4200 - Add the two like fractions:
6750/4200 + 4704/4200 = 6750 + 4704/4200 = 11454/4200 - 11454/4200 simplified gives 1909/700
- So, 90/56 + 84/75 = 1909/700
In mixed form: 2509/700
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: