Add 72/2 and 20/56
1st number: 36 0/2, 2nd number: 20/56
72/2 + 20/56 is 509/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 56 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 2 × 28 = 56,
72/2 = 72 × 28/2 × 28 = 2016/56 - Likewise, for the 2nd fraction, since 56 × 1 = 56,
20/56 = 20 × 1/56 × 1 = 20/56 - Add the two like fractions:
2016/56 + 20/56 = 2016 + 20/56 = 2036/56 - 2036/56 simplified gives 509/14
- So, 72/2 + 20/56 = 509/14
In mixed form: 365/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/2+40/56 72/4+20/56 72/2+60/56 72/6+20/56 72/10+20/56 72/14+20/56