Add 72/45 and 8/25
1st number: 1 27/45, 2nd number: 8/25
72/45 + 8/25 is 48/25.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 25 is 225
Next, find the equivalent fraction of both fractional numbers with denominator 225 - For the 1st fraction, since 45 × 5 = 225,
72/45 = 72 × 5/45 × 5 = 360/225 - Likewise, for the 2nd fraction, since 25 × 9 = 225,
8/25 = 8 × 9/25 × 9 = 72/225 - Add the two like fractions:
360/225 + 72/225 = 360 + 72/225 = 432/225 - 432/225 simplified gives 48/25
- So, 72/45 + 8/25 = 48/25
In mixed form: 123/25
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/45+16/25 72/90+8/25 72/45+8/50 72/45+24/25 72/45+8/75 72/45+40/25 72/45+56/25