Add 75/28 and 40/25
1st number: 2 19/28, 2nd number: 1 15/25
75/28 + 40/25 is 599/140.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 25 is 700
Next, find the equivalent fraction of both fractional numbers with denominator 700 - For the 1st fraction, since 28 × 25 = 700,
75/28 = 75 × 25/28 × 25 = 1875/700 - Likewise, for the 2nd fraction, since 25 × 28 = 700,
40/25 = 40 × 28/25 × 28 = 1120/700 - Add the two like fractions:
1875/700 + 1120/700 = 1875 + 1120/700 = 2995/700 - 2995/700 simplified gives 599/140
- So, 75/28 + 40/25 = 599/140
In mixed form: 439/140
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/28+80/25 75/56+40/25 75/28+40/50 75/84+40/25 75/28+40/75