Add 40/25 and 30/9
1st number: 1 15/25, 2nd number: 3 3/9
40/25 + 30/9 is 74/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 9 is 225
Next, find the equivalent fraction of both fractional numbers with denominator 225 - For the 1st fraction, since 25 × 9 = 225,
40/25 = 40 × 9/25 × 9 = 360/225 - Likewise, for the 2nd fraction, since 9 × 25 = 225,
30/9 = 30 × 25/9 × 25 = 750/225 - Add the two like fractions:
360/225 + 750/225 = 360 + 750/225 = 1110/225 - 1110/225 simplified gives 74/15
- So, 40/25 + 30/9 = 74/15
In mixed form: 414/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/25+30/9 40/25+60/9 40/50+30/9 40/25+30/18 40/25+90/9 40/75+30/9 40/25+30/27 40/25+30/45 40/25+30/63