Add 4/5 and 3/45
4/5 + 3/45 is 13/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 45 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 5 × 9 = 45,
4/5 = 4 × 9/5 × 9 = 36/45 - Likewise, for the 2nd fraction, since 45 × 1 = 45,
3/45 = 3 × 1/45 × 1 = 3/45 - Add the two like fractions:
36/45 + 3/45 = 36 + 3/45 = 39/45 - 39/45 simplified gives 13/15
- So, 4/5 + 3/45 = 13/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/5+3/45 4/5+6/45 4/10+3/45 4/5+3/90 12/5+3/45 4/5+9/45 4/15+3/45 20/5+3/45 4/5+15/45 4/25+3/45 28/5+3/45 4/5+21/45 4/35+3/45