Add 1/20 and 60/15
1st number: 1/20, 2nd number: 4 0/15
1/20 + 60/15 is 81/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 15 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 20 × 3 = 60,
1/20 = 1 × 3/20 × 3 = 3/60 - Likewise, for the 2nd fraction, since 15 × 4 = 60,
60/15 = 60 × 4/15 × 4 = 240/60 - Add the two like fractions:
3/60 + 240/60 = 3 + 240/60 = 243/60 - 243/60 simplified gives 81/20
- So, 1/20 + 60/15 = 81/20
In mixed form: 41/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/20+60/15 1/40+60/15 1/20+60/30 3/20+60/15 1/60+60/15 1/20+60/45 5/20+60/15 1/20+60/75 7/20+60/15