Add 98/40 and 56/20
1st number: 2 18/40, 2nd number: 2 16/20
98/40 + 56/20 is 21/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 20 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 40 × 1 = 40,
98/40 = 98 × 1/40 × 1 = 98/40 - Likewise, for the 2nd fraction, since 20 × 2 = 40,
56/20 = 56 × 2/20 × 2 = 112/40 - Add the two like fractions:
98/40 + 112/40 = 98 + 112/40 = 210/40 - 210/40 simplified gives 21/4
- So, 98/40 + 56/20 = 21/4
In mixed form: 51/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/80+56/20 98/40+56/40 98/40+56/60