Add 72/40 and 24/48
1st number: 1 32/40, 2nd number: 24/48
72/40 + 24/48 is 23/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 48 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 40 × 6 = 240,
72/40 = 72 × 6/40 × 6 = 432/240 - Likewise, for the 2nd fraction, since 48 × 5 = 240,
24/48 = 24 × 5/48 × 5 = 120/240 - Add the two like fractions:
432/240 + 120/240 = 432 + 120/240 = 552/240 - 552/240 simplified gives 23/10
- So, 72/40 + 24/48 = 23/10
In mixed form: 23/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/80+24/48 72/40+24/96 72/40+72/48