Add 40/80 and 42/96
40/80 + 42/96 is 15/16.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 96 is 480
Next, find the equivalent fraction of both fractional numbers with denominator 480 - For the 1st fraction, since 80 × 6 = 480,
40/80 = 40 × 6/80 × 6 = 240/480 - Likewise, for the 2nd fraction, since 96 × 5 = 480,
42/96 = 42 × 5/96 × 5 = 210/480 - Add the two like fractions:
240/480 + 210/480 = 240 + 210/480 = 450/480 - 450/480 simplified gives 15/16
- So, 40/80 + 42/96 = 15/16
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/80+84/96