Add 24/42 and 15/60
24/42 + 15/60 is 23/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 60 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 42 × 10 = 420,
24/42 = 24 × 10/42 × 10 = 240/420 - Likewise, for the 2nd fraction, since 60 × 7 = 420,
15/60 = 15 × 7/60 × 7 = 105/420 - Add the two like fractions:
240/420 + 105/420 = 240 + 105/420 = 345/420 - 345/420 simplified gives 23/28
- So, 24/42 + 15/60 = 23/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 48/42+15/60 24/42+30/60 24/84+15/60 72/42+15/60 24/42+45/60 24/42+75/60