Add 42/60 and 24/7
1st number: 42/60, 2nd number: 3 3/7
42/60 + 24/7 is 289/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 7 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 60 × 7 = 420,
42/60 = 42 × 7/60 × 7 = 294/420 - Likewise, for the 2nd fraction, since 7 × 60 = 420,
24/7 = 24 × 60/7 × 60 = 1440/420 - Add the two like fractions:
294/420 + 1440/420 = 294 + 1440/420 = 1734/420 - 1734/420 simplified gives 289/70
- So, 42/60 + 24/7 = 289/70
In mixed form: 49/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/60+24/7 42/60+48/7 42/60+24/14 42/60+72/7 42/60+24/21 42/60+24/35 42/60+24/49