Add 72/40 and 24/16
1st number: 1 32/40, 2nd number: 1 8/16
72/40 + 24/16 is 33/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 16 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 40 × 2 = 80,
72/40 = 72 × 2/40 × 2 = 144/80 - Likewise, for the 2nd fraction, since 16 × 5 = 80,
24/16 = 24 × 5/16 × 5 = 120/80 - Add the two like fractions:
144/80 + 120/80 = 144 + 120/80 = 264/80 - 264/80 simplified gives 33/10
- So, 72/40 + 24/16 = 33/10
In mixed form: 33/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/40+48/16 72/80+24/16 72/40+24/32 72/40+72/16 72/40+24/48 72/40+24/80