Add 7/25 and 30/45
7/25 + 30/45 is 71/75.
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,
30/45 = 30 × 5/45 × 5 = 150/225 - Add the two like fractions:
63/225 + 150/225 = 63 + 150/225 = 213/225 - 213/225 simplified gives 71/75
- So, 7/25 + 30/45 = 71/75
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/25+30/45 7/25+60/45 7/50+30/45 7/25+30/90 21/25+30/45 7/25+90/45 7/75+30/45 35/25+30/45 49/25+30/45