Add 75/40 and 9/28
1st number: 1 35/40, 2nd number: 9/28
75/40 + 9/28 is 123/56.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 28 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 40 × 7 = 280,
75/40 = 75 × 7/40 × 7 = 525/280 - Likewise, for the 2nd fraction, since 28 × 10 = 280,
9/28 = 9 × 10/28 × 10 = 90/280 - Add the two like fractions:
525/280 + 90/280 = 525 + 90/280 = 615/280 - 615/280 simplified gives 123/56
- So, 75/40 + 9/28 = 123/56
In mixed form: 211/56
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/40+18/28 75/80+9/28 75/40+9/56 75/40+27/28 75/40+9/84 75/40+45/28 75/40+63/28