Add 81/7 and 10/56
1st number: 11 4/7, 2nd number: 10/56
81/7 + 10/56 is 47/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 56 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 7 × 8 = 56,
81/7 = 81 × 8/7 × 8 = 648/56 - Likewise, for the 2nd fraction, since 56 × 1 = 56,
10/56 = 10 × 1/56 × 1 = 10/56 - Add the two like fractions:
648/56 + 10/56 = 648 + 10/56 = 658/56 - 658/56 simplified gives 47/4
- So, 81/7 + 10/56 = 47/4
In mixed form: 113/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 81/7+20/56 81/14+10/56 81/7+30/56 81/21+10/56 81/7+50/56 81/35+10/56 81/7+70/56 81/49+10/56