Add 40/20 and 36/24
1st number: 2 0/20, 2nd number: 1 12/24
40/20 + 36/24 is 7/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 24 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 20 × 6 = 120,
40/20 = 40 × 6/20 × 6 = 240/120 - Likewise, for the 2nd fraction, since 24 × 5 = 120,
36/24 = 36 × 5/24 × 5 = 180/120 - Add the two like fractions:
240/120 + 180/120 = 240 + 180/120 = 420/120 - 420/120 simplified gives 7/2
- So, 40/20 + 36/24 = 7/2
In mixed form: 31/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/20+36/24 40/20+72/24 40/20+36/48 40/60+36/24 40/20+36/72