Add 3/5 and 4/90
3/5 + 4/90 is 29/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 90 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 5 × 18 = 90,
3/5 = 3 × 18/5 × 18 = 54/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
4/90 = 4 × 1/90 × 1 = 4/90 - Add the two like fractions:
54/90 + 4/90 = 54 + 4/90 = 58/90 - 58/90 simplified gives 29/45
- So, 3/5 + 4/90 = 29/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/5+4/90 3/5+8/90 3/10+4/90 9/5+4/90 3/5+12/90 3/15+4/90 15/5+4/90 3/5+20/90 3/25+4/90 21/5+4/90 3/5+28/90 3/35+4/90