Add 40/54 and 9/56
40/54 + 9/56 is 1363/1512.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 56 is 1512
Next, find the equivalent fraction of both fractional numbers with denominator 1512 - For the 1st fraction, since 54 × 28 = 1512,
40/54 = 40 × 28/54 × 28 = 1120/1512 - Likewise, for the 2nd fraction, since 56 × 27 = 1512,
9/56 = 9 × 27/56 × 27 = 243/1512 - Add the two like fractions:
1120/1512 + 243/1512 = 1120 + 243/1512 = 1363/1512 - So, 40/54 + 9/56 = 1363/1512
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/54+9/56 40/54+18/56 40/54+27/56 40/54+45/56 40/54+63/56