Add 40/4 and 49/20
1st number: 10 0/4, 2nd number: 2 9/20
40/4 + 49/20 is 249/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 20 is 20
Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 4 × 5 = 20,
40/4 = 40 × 5/4 × 5 = 200/20 - Likewise, for the 2nd fraction, since 20 × 1 = 20,
49/20 = 49 × 1/20 × 1 = 49/20 - Add the two like fractions:
200/20 + 49/20 = 200 + 49/20 = 249/20 - So, 40/4 + 49/20 = 249/20
In mixed form: 129/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/4+49/20 40/4+98/20 40/8+49/20 40/4+49/40 40/12+49/20 40/4+49/60 40/20+49/20 40/28+49/20