Add 98/40 and 21/24
1st number: 2 18/40, 2nd number: 21/24
98/40 + 21/24 is 133/40.
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,
21/24 = 21 × 5/24 × 5 = 105/120 - Add the two like fractions:
294/120 + 105/120 = 294 + 105/120 = 399/120 - 399/120 simplified gives 133/40
- So, 98/40 + 21/24 = 133/40
In mixed form: 313/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/40+42/24 98/80+21/24 98/40+21/48 98/40+63/24 98/40+21/72