Add 72/56 and 30/5
1st number: 1 16/56, 2nd number: 6 0/5
72/56 + 30/5 is 51/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 5 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 56 × 5 = 280,
72/56 = 72 × 5/56 × 5 = 360/280 - Likewise, for the 2nd fraction, since 5 × 56 = 280,
30/5 = 30 × 56/5 × 56 = 1680/280 - Add the two like fractions:
360/280 + 1680/280 = 360 + 1680/280 = 2040/280 - 2040/280 simplified gives 51/7
- So, 72/56 + 30/5 = 51/7
In mixed form: 72/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/56+60/5 72/56+30/10 72/56+90/5 72/56+30/15 72/56+30/25 72/56+30/35