Add 72/40 and 14/10
1st number: 1 32/40, 2nd number: 1 4/10
72/40 + 14/10 is 16/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 10 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 40 × 1 = 40,
72/40 = 72 × 1/40 × 1 = 72/40 - Likewise, for the 2nd fraction, since 10 × 4 = 40,
14/10 = 14 × 4/10 × 4 = 56/40 - Add the two like fractions:
72/40 + 56/40 = 72 + 56/40 = 128/40 - 128/40 simplified gives 16/5
- So, 72/40 + 14/10 = 16/5
In mixed form: 31/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/40+28/10 72/80+14/10 72/40+14/20 72/40+42/10 72/40+14/30 72/40+70/10 72/40+14/50 72/40+98/10 72/40+14/70