Add 12/45 and 4/25
12/45 + 4/25 is 32/75.
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,
12/45 = 12 × 5/45 × 5 = 60/225 - Likewise, for the 2nd fraction, since 25 × 9 = 225,
4/25 = 4 × 9/25 × 9 = 36/225 - Add the two like fractions:
60/225 + 36/225 = 60 + 36/225 = 96/225 - 96/225 simplified gives 32/75
- So, 12/45 + 4/25 = 32/75
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/45+4/25 12/45+8/25 12/90+4/25 12/45+4/50 36/45+4/25 12/45+12/25 12/45+4/75 60/45+4/25 12/45+20/25 84/45+4/25 12/45+28/25