Add 40/20 and 81/96
1st number: 2 0/20, 2nd number: 81/96
40/20 + 81/96 is 91/32.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 96 is 480
Next, find the equivalent fraction of both fractional numbers with denominator 480 - For the 1st fraction, since 20 × 24 = 480,
40/20 = 40 × 24/20 × 24 = 960/480 - Likewise, for the 2nd fraction, since 96 × 5 = 480,
81/96 = 81 × 5/96 × 5 = 405/480 - Add the two like fractions:
960/480 + 405/480 = 960 + 405/480 = 1365/480 - 1365/480 simplified gives 91/32
- So, 40/20 + 81/96 = 91/32
In mixed form: 227/32
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/20+81/96 40/60+81/96