Add 24/4 and 8/21
1st number: 6 0/4, 2nd number: 8/21
24/4 + 8/21 is 134/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 21 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 4 × 21 = 84,
24/4 = 24 × 21/4 × 21 = 504/84 - Likewise, for the 2nd fraction, since 21 × 4 = 84,
8/21 = 8 × 4/21 × 4 = 32/84 - Add the two like fractions:
504/84 + 32/84 = 504 + 32/84 = 536/84 - 536/84 simplified gives 134/21
- So, 24/4 + 8/21 = 134/21
In mixed form: 68/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 48/4+8/21 24/4+16/21 24/8+8/21 24/4+8/42 72/4+8/21 24/4+24/21 24/12+8/21 24/4+8/63 24/4+40/21 24/20+8/21 24/4+56/21 24/28+8/21