Add 5/30 and 4/45
5/30 + 4/45 is 23/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 45 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 30 × 3 = 90,
5/30 = 5 × 3/30 × 3 = 15/90 - Likewise, for the 2nd fraction, since 45 × 2 = 90,
4/45 = 4 × 2/45 × 2 = 8/90 - Add the two like fractions:
15/90 + 8/90 = 15 + 8/90 = 23/90 - So, 5/30 + 4/45 = 23/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/30+4/45 5/30+8/45 5/60+4/45 5/30+4/90 15/30+4/45 5/30+12/45 5/90+4/45 25/30+4/45 5/30+20/45 35/30+4/45 5/30+28/45