Add 1/20 and 45/60
1/20 + 45/60 is 4/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 60 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 60 × 1 = 60,
45/60 = 45 × 1/60 × 1 = 45/60 - Add the two like fractions:
3/60 + 45/60 = 3 + 45/60 = 48/60 - 48/60 simplified gives 4/5
- So, 1/20 + 45/60 = 4/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/20+45/60 1/20+90/60 1/40+45/60 3/20+45/60 1/60+45/60 5/20+45/60 7/20+45/60