Add 1/21 and 84/96
1/21 + 84/96 is 155/168.
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,
1/21 = 1 × 32/21 × 32 = 32/672 - Likewise, for the 2nd fraction, since 96 × 7 = 672,
84/96 = 84 × 7/96 × 7 = 588/672 - Add the two like fractions:
32/672 + 588/672 = 32 + 588/672 = 620/672 - 620/672 simplified gives 155/168
- So, 1/21 + 84/96 = 155/168
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/21+84/96 1/42+84/96 3/21+84/96 1/63+84/96 5/21+84/96 7/21+84/96