Add 80/40 and 90/96
1st number: 2 0/40, 2nd number: 90/96
80/40 + 90/96 is 47/16.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 96 is 480
Next, find the equivalent fraction of both fractional numbers with denominator 480 - For the 1st fraction, since 40 × 12 = 480,
80/40 = 80 × 12/40 × 12 = 960/480 - Likewise, for the 2nd fraction, since 96 × 5 = 480,
90/96 = 90 × 5/96 × 5 = 450/480 - Add the two like fractions:
960/480 + 450/480 = 960 + 450/480 = 1410/480 - 1410/480 simplified gives 47/16
- So, 80/40 + 90/96 = 47/16
In mixed form: 215/16
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: