Add 84/75 and 21/8
1st number: 1 9/75, 2nd number: 2 5/8
84/75 + 21/8 is 749/200.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 8 is 600
Next, find the equivalent fraction of both fractional numbers with denominator 600 - For the 1st fraction, since 75 × 8 = 600,
84/75 = 84 × 8/75 × 8 = 672/600 - Likewise, for the 2nd fraction, since 8 × 75 = 600,
21/8 = 21 × 75/8 × 75 = 1575/600 - Add the two like fractions:
672/600 + 1575/600 = 672 + 1575/600 = 2247/600 - 2247/600 simplified gives 749/200
- So, 84/75 + 21/8 = 749/200
In mixed form: 3149/200
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/75+42/8 84/75+21/16 84/75+63/8 84/75+21/24 84/75+21/40 84/75+21/56