Add 21/75 and 45/8
1st number: 21/75, 2nd number: 5 5/8
21/75 + 45/8 is 1181/200.
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,
21/75 = 21 × 8/75 × 8 = 168/600 - Likewise, for the 2nd fraction, since 8 × 75 = 600,
45/8 = 45 × 75/8 × 75 = 3375/600 - Add the two like fractions:
168/600 + 3375/600 = 168 + 3375/600 = 3543/600 - 3543/600 simplified gives 1181/200
- So, 21/75 + 45/8 = 1181/200
In mixed form: 5181/200
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/75+45/8 21/75+90/8 21/75+45/16 63/75+45/8 21/75+45/24 21/75+45/40 21/75+45/56