Add 48/56 and 40/81
48/56 + 40/81 is 766/567.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 81 is 4536
Next, find the equivalent fraction of both fractional numbers with denominator 4536 - For the 1st fraction, since 56 × 81 = 4536,
48/56 = 48 × 81/56 × 81 = 3888/4536 - Likewise, for the 2nd fraction, since 81 × 56 = 4536,
40/81 = 40 × 56/81 × 56 = 2240/4536 - Add the two like fractions:
3888/4536 + 2240/4536 = 3888 + 2240/4536 = 6128/4536 - 6128/4536 simplified gives 766/567
- So, 48/56 + 40/81 = 766/567
In mixed form: 1199/567
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 96/56+40/81 48/56+80/81