Add 40/20 and 60/15
1st number: 2 0/20, 2nd number: 4 0/15
40/20 + 60/15 is 6/1.
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,
40/20 = 40 × 3/20 × 3 = 120/60 - Likewise, for the 2nd fraction, since 15 × 4 = 60,
60/15 = 60 × 4/15 × 4 = 240/60 - Add the two like fractions:
120/60 + 240/60 = 120 + 240/60 = 360/60 - 360/60 simplified gives 6/1
- So, 40/20 + 60/15 = 6/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/20+60/15 40/20+60/30 40/60+60/15 40/20+60/45 40/20+60/75