Add 3/20 and 45/60
3/20 + 45/60 is 9/10.
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,
3/20 = 3 × 3/20 × 3 = 9/60 - Likewise, for the 2nd fraction, since 60 × 1 = 60,
45/60 = 45 × 1/60 × 1 = 45/60 - Add the two like fractions:
9/60 + 45/60 = 9 + 45/60 = 54/60 - 54/60 simplified gives 9/10
- So, 3/20 + 45/60 = 9/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/20+45/60 3/20+90/60 3/40+45/60 9/20+45/60 3/60+45/60 15/20+45/60 21/20+45/60