Add 2/4 and 72/40
1st number: 2/4, 2nd number: 1 32/40
2/4 + 72/40 is 23/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 40 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 4 × 10 = 40,
2/4 = 2 × 10/4 × 10 = 20/40 - Likewise, for the 2nd fraction, since 40 × 1 = 40,
72/40 = 72 × 1/40 × 1 = 72/40 - Add the two like fractions:
20/40 + 72/40 = 20 + 72/40 = 92/40 - 92/40 simplified gives 23/10
- So, 2/4 + 72/40 = 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: 2/8+72/40 2/4+72/80 6/4+72/40 2/12+72/40 10/4+72/40 2/20+72/40 14/4+72/40 2/28+72/40