Add 24/80 and 90/40
1st number: 24/80, 2nd number: 2 10/40
24/80 + 90/40 is 51/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 40 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 80 × 1 = 80,
24/80 = 24 × 1/80 × 1 = 24/80 - Likewise, for the 2nd fraction, since 40 × 2 = 80,
90/40 = 90 × 2/40 × 2 = 180/80 - Add the two like fractions:
24/80 + 180/80 = 24 + 180/80 = 204/80 - 204/80 simplified gives 51/20
- So, 24/80 + 90/40 = 51/20
In mixed form: 211/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 48/80+90/40 24/80+90/80 72/80+90/40