Add 3/21 and 4/96
3/21 + 4/96 is 31/168.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 96 is 672
Next, find the equivalent fraction of both fractional numbers with denominator 672 - For the 1st fraction, since 21 × 32 = 672,
3/21 = 3 × 32/21 × 32 = 96/672 - Likewise, for the 2nd fraction, since 96 × 7 = 672,
4/96 = 4 × 7/96 × 7 = 28/672 - Add the two like fractions:
96/672 + 28/672 = 96 + 28/672 = 124/672 - 124/672 simplified gives 31/168
- So, 3/21 + 4/96 = 31/168
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/21+4/96 3/21+8/96 3/42+4/96 9/21+4/96 3/21+12/96 3/63+4/96 15/21+4/96 3/21+20/96 3/21+28/96