Add 40/18 and 64/75
1st number: 2 4/18, 2nd number: 64/75
40/18 + 64/75 is 692/225.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 75 is 450
Next, find the equivalent fraction of both fractional numbers with denominator 450 - For the 1st fraction, since 18 × 25 = 450,
40/18 = 40 × 25/18 × 25 = 1000/450 - Likewise, for the 2nd fraction, since 75 × 6 = 450,
64/75 = 64 × 6/75 × 6 = 384/450 - Add the two like fractions:
1000/450 + 384/450 = 1000 + 384/450 = 1384/450 - 1384/450 simplified gives 692/225
- So, 40/18 + 64/75 = 692/225
In mixed form: 317/225
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/18+64/75 40/36+64/75 40/54+64/75 40/90+64/75