Add 10/42 and 35/60
10/42 + 35/60 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,
10/42 = 10 × 10/42 × 10 = 100/420 - Likewise, for the 2nd fraction, since 60 × 7 = 420,
35/60 = 35 × 7/60 × 7 = 245/420 - Add the two like fractions:
100/420 + 245/420 = 100 + 245/420 = 345/420 - 345/420 simplified gives 23/28
- So, 10/42 + 35/60 = 23/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/42+35/60 10/42+70/60 10/84+35/60 30/42+35/60 50/42+35/60 70/42+35/60