Add 4/42 and 4/60
4/42 + 4/60 is 17/105.
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,
4/42 = 4 × 10/42 × 10 = 40/420 - Likewise, for the 2nd fraction, since 60 × 7 = 420,
4/60 = 4 × 7/60 × 7 = 28/420 - Add the two like fractions:
40/420 + 28/420 = 40 + 28/420 = 68/420 - 68/420 simplified gives 17/105
- So, 4/42 + 4/60 = 17/105
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/42+4/60 4/42+8/60 4/84+4/60 12/42+4/60 4/42+12/60 20/42+4/60 4/42+20/60 28/42+4/60 4/42+28/60