Add 4/56 and 49/20
1st number: 4/56, 2nd number: 2 9/20
4/56 + 49/20 is 353/140.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 20 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 56 × 5 = 280,
4/56 = 4 × 5/56 × 5 = 20/280 - Likewise, for the 2nd fraction, since 20 × 14 = 280,
49/20 = 49 × 14/20 × 14 = 686/280 - Add the two like fractions:
20/280 + 686/280 = 20 + 686/280 = 706/280 - 706/280 simplified gives 353/140
- So, 4/56 + 49/20 = 353/140
In mixed form: 273/140
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/56+49/20 4/56+98/20 4/56+49/40 12/56+49/20 4/56+49/60 20/56+49/20 28/56+49/20