Add 81/14 and 30/60
1st number: 5 11/14, 2nd number: 30/60
81/14 + 30/60 is 44/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 60 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 14 × 30 = 420,
81/14 = 81 × 30/14 × 30 = 2430/420 - Likewise, for the 2nd fraction, since 60 × 7 = 420,
30/60 = 30 × 7/60 × 7 = 210/420 - Add the two like fractions:
2430/420 + 210/420 = 2430 + 210/420 = 2640/420 - 2640/420 simplified gives 44/7
- So, 81/14 + 30/60 = 44/7
In mixed form: 62/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 81/28+30/60 81/14+90/60 81/42+30/60 81/70+30/60 81/98+30/60