Add 4/24 and 9/42
4/24 + 9/42 is 8/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 42 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 24 × 7 = 168,
4/24 = 4 × 7/24 × 7 = 28/168 - Likewise, for the 2nd fraction, since 42 × 4 = 168,
9/42 = 9 × 4/42 × 4 = 36/168 - Add the two like fractions:
28/168 + 36/168 = 28 + 36/168 = 64/168 - 64/168 simplified gives 8/21
- So, 4/24 + 9/42 = 8/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/24+9/42 4/24+18/42 4/48+9/42 4/24+9/84 12/24+9/42 4/24+27/42 4/72+9/42 20/24+9/42 4/24+45/42 28/24+9/42 4/24+63/42