Add 64/42 and 49/60
1st number: 1 22/42, 2nd number: 49/60
64/42 + 49/60 is 983/420.
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,
64/42 = 64 × 10/42 × 10 = 640/420 - Likewise, for the 2nd fraction, since 60 × 7 = 420,
49/60 = 49 × 7/60 × 7 = 343/420 - Add the two like fractions:
640/420 + 343/420 = 640 + 343/420 = 983/420 - So, 64/42 + 49/60 = 983/420
In mixed form: 2143/420
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 64/42+98/60 64/84+49/60