Add 18/60 and 20/14
1st number: 18/60, 2nd number: 1 6/14
18/60 + 20/14 is 121/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 14 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 60 × 7 = 420,
18/60 = 18 × 7/60 × 7 = 126/420 - Likewise, for the 2nd fraction, since 14 × 30 = 420,
20/14 = 20 × 30/14 × 30 = 600/420 - Add the two like fractions:
126/420 + 600/420 = 126 + 600/420 = 726/420 - 726/420 simplified gives 121/70
- So, 18/60 + 20/14 = 121/70
In mixed form: 151/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/60+20/14 18/60+40/14 18/60+20/28 54/60+20/14 18/60+60/14 18/60+20/42 90/60+20/14 18/60+20/70 18/60+20/98