Add 98/40 and 9/30
1st number: 2 18/40, 2nd number: 9/30
98/40 + 9/30 is 11/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 30 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 30 × 4 = 120,
9/30 = 9 × 4/30 × 4 = 36/120 - Add the two like fractions:
294/120 + 36/120 = 294 + 36/120 = 330/120 - 330/120 simplified gives 11/4
- So, 98/40 + 9/30 = 11/4
In mixed form: 23/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/40+18/30 98/80+9/30 98/40+9/60 98/40+27/30 98/40+9/90 98/40+45/30 98/40+63/30