Add 4/42 and 84/60
1st number: 4/42, 2nd number: 1 24/60
4/42 + 84/60 is 157/105.
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,
84/60 = 84 × 7/60 × 7 = 588/420 - Add the two like fractions:
40/420 + 588/420 = 40 + 588/420 = 628/420 - 628/420 simplified gives 157/105
- So, 4/42 + 84/60 = 157/105
In mixed form: 152/105
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/42+84/60 4/84+84/60 12/42+84/60 20/42+84/60 28/42+84/60