Add 40/56 and 75/27
1st number: 40/56, 2nd number: 2 21/27
40/56 + 75/27 is 220/63.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 27 is 1512
Next, find the equivalent fraction of both fractional numbers with denominator 1512 - For the 1st fraction, since 56 × 27 = 1512,
40/56 = 40 × 27/56 × 27 = 1080/1512 - Likewise, for the 2nd fraction, since 27 × 56 = 1512,
75/27 = 75 × 56/27 × 56 = 4200/1512 - Add the two like fractions:
1080/1512 + 4200/1512 = 1080 + 4200/1512 = 5280/1512 - 5280/1512 simplified gives 220/63
- So, 40/56 + 75/27 = 220/63
In mixed form: 331/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/56+75/27 40/56+75/54 40/56+75/81