Add 7/25 and 9/45
7/25 + 9/45 is 12/25.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 45 is 225
Next, find the equivalent fraction of both fractional numbers with denominator 225 - For the 1st fraction, since 25 × 9 = 225,
7/25 = 7 × 9/25 × 9 = 63/225 - Likewise, for the 2nd fraction, since 45 × 5 = 225,
9/45 = 9 × 5/45 × 5 = 45/225 - Add the two like fractions:
63/225 + 45/225 = 63 + 45/225 = 108/225 - 108/225 simplified gives 12/25
- So, 7/25 + 9/45 = 12/25
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/25+9/45 7/25+18/45 7/50+9/45 7/25+9/90 21/25+9/45 7/25+27/45 7/75+9/45 35/25+9/45 49/25+9/45 7/25+63/45