Add 42/60 and 64/27
1st number: 42/60, 2nd number: 2 10/27
42/60 + 64/27 is 829/270.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 27 is 540
Next, find the equivalent fraction of both fractional numbers with denominator 540 - For the 1st fraction, since 60 × 9 = 540,
42/60 = 42 × 9/60 × 9 = 378/540 - Likewise, for the 2nd fraction, since 27 × 20 = 540,
64/27 = 64 × 20/27 × 20 = 1280/540 - Add the two like fractions:
378/540 + 1280/540 = 378 + 1280/540 = 1658/540 - 1658/540 simplified gives 829/270
- So, 42/60 + 64/27 = 829/270
In mixed form: 319/270
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/60+64/27 42/60+64/54 42/60+64/81