Add 40/90 and 24/75
40/90 + 24/75 is 172/225.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 75 is 450
Next, find the equivalent fraction of both fractional numbers with denominator 450 - For the 1st fraction, since 90 × 5 = 450,
40/90 = 40 × 5/90 × 5 = 200/450 - Likewise, for the 2nd fraction, since 75 × 6 = 450,
24/75 = 24 × 6/75 × 6 = 144/450 - Add the two like fractions:
200/450 + 144/450 = 200 + 144/450 = 344/450 - 344/450 simplified gives 172/225
- So, 40/90 + 24/75 = 172/225
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/90+24/75 40/90+48/75 40/90+72/75