Add 24/40 and 75/72
1st number: 24/40, 2nd number: 1 3/72
24/40 + 75/72 is 197/120.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 72 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 40 × 9 = 360,
24/40 = 24 × 9/40 × 9 = 216/360 - Likewise, for the 2nd fraction, since 72 × 5 = 360,
75/72 = 75 × 5/72 × 5 = 375/360 - Add the two like fractions:
216/360 + 375/360 = 216 + 375/360 = 591/360 - 591/360 simplified gives 197/120
- So, 24/40 + 75/72 = 197/120
In mixed form: 177/120
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 48/40+75/72 24/80+75/72 72/40+75/72