Add 9/25 and 28/90
9/25 + 28/90 is 151/225.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 90 is 450
Next, find the equivalent fraction of both fractional numbers with denominator 450 - For the 1st fraction, since 25 × 18 = 450,
9/25 = 9 × 18/25 × 18 = 162/450 - Likewise, for the 2nd fraction, since 90 × 5 = 450,
28/90 = 28 × 5/90 × 5 = 140/450 - Add the two like fractions:
162/450 + 140/450 = 162 + 140/450 = 302/450 - 302/450 simplified gives 151/225
- So, 9/25 + 28/90 = 151/225
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/25+28/90 9/25+56/90 9/50+28/90 27/25+28/90 9/25+84/90 9/75+28/90 45/25+28/90 63/25+28/90