Add 4/20 and 40/75
4/20 + 40/75 is 11/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 75 is 300
Next, find the equivalent fraction of both fractional numbers with denominator 300 - For the 1st fraction, since 20 × 15 = 300,
4/20 = 4 × 15/20 × 15 = 60/300 - Likewise, for the 2nd fraction, since 75 × 4 = 300,
40/75 = 40 × 4/75 × 4 = 160/300 - Add the two like fractions:
60/300 + 160/300 = 60 + 160/300 = 220/300 - 220/300 simplified gives 11/15
- So, 4/20 + 40/75 = 11/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/20+40/75 4/20+80/75 4/40+40/75 12/20+40/75 4/60+40/75 28/20+40/75