Add 40/24 and 30/72
1st number: 1 16/24, 2nd number: 30/72
40/24 + 30/72 is 25/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 72 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 24 × 3 = 72,
40/24 = 40 × 3/24 × 3 = 120/72 - Likewise, for the 2nd fraction, since 72 × 1 = 72,
30/72 = 30 × 1/72 × 1 = 30/72 - Add the two like fractions:
120/72 + 30/72 = 120 + 30/72 = 150/72 - 150/72 simplified gives 25/12
- So, 40/24 + 30/72 = 25/12
In mixed form: 21/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/24+30/72 40/24+60/72 40/48+30/72 40/24+90/72 40/72+30/72