Add 72/48 and 49/20
1st number: 1 24/48, 2nd number: 2 9/20
72/48 + 49/20 is 79/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 20 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 48 × 5 = 240,
72/48 = 72 × 5/48 × 5 = 360/240 - Likewise, for the 2nd fraction, since 20 × 12 = 240,
49/20 = 49 × 12/20 × 12 = 588/240 - Add the two like fractions:
360/240 + 588/240 = 360 + 588/240 = 948/240 - 948/240 simplified gives 79/20
- So, 72/48 + 49/20 = 79/20
In mixed form: 319/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/48+98/20 72/96+49/20 72/48+49/40 72/48+49/60