Add 40/75 and 9/28
40/75 + 9/28 is 359/420.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 28 is 2100
Next, find the equivalent fraction of both fractional numbers with denominator 2100 - For the 1st fraction, since 75 × 28 = 2100,
40/75 = 40 × 28/75 × 28 = 1120/2100 - Likewise, for the 2nd fraction, since 28 × 75 = 2100,
9/28 = 9 × 75/28 × 75 = 675/2100 - Add the two like fractions:
1120/2100 + 675/2100 = 1120 + 675/2100 = 1795/2100 - 1795/2100 simplified gives 359/420
- So, 40/75 + 9/28 = 359/420
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/75+9/28 40/75+18/28 40/75+9/56 40/75+27/28 40/75+9/84 40/75+45/28 40/75+63/28