Add 81/96 and 8/20
81/96 + 8/20 is 199/160.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 96 and 20 is 480
Next, find the equivalent fraction of both fractional numbers with denominator 480 - For the 1st fraction, since 96 × 5 = 480,
81/96 = 81 × 5/96 × 5 = 405/480 - Likewise, for the 2nd fraction, since 20 × 24 = 480,
8/20 = 8 × 24/20 × 24 = 192/480 - Add the two like fractions:
405/480 + 192/480 = 405 + 192/480 = 597/480 - 597/480 simplified gives 199/160
- So, 81/96 + 8/20 = 199/160
In mixed form: 139/160
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 81/96+16/20 81/96+8/40 81/96+24/20 81/96+8/60 81/96+40/20 81/96+56/20