Add 98/40 and 90/24
1st number: 2 18/40, 2nd number: 3 18/24
98/40 + 90/24 is 31/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 24 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 40 × 3 = 120,
98/40 = 98 × 3/40 × 3 = 294/120 - Likewise, for the 2nd fraction, since 24 × 5 = 120,
90/24 = 90 × 5/24 × 5 = 450/120 - Add the two like fractions:
294/120 + 450/120 = 294 + 450/120 = 744/120 - 744/120 simplified gives 31/5
- So, 98/40 + 90/24 = 31/5
In mixed form: 61/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/80+90/24 98/40+90/48 98/40+90/72