Add 10/90 and 4/10
10/90 + 4/10 is 23/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 10 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 90 × 1 = 90,
10/90 = 10 × 1/90 × 1 = 10/90 - Likewise, for the 2nd fraction, since 10 × 9 = 90,
4/10 = 4 × 9/10 × 9 = 36/90 - Add the two like fractions:
10/90 + 36/90 = 10 + 36/90 = 46/90 - 46/90 simplified gives 23/45
- So, 10/90 + 4/10 = 23/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/90+4/10 10/90+8/10 10/90+4/20 30/90+4/10 10/90+12/10 10/90+4/30 50/90+4/10 10/90+20/10 10/90+4/50 70/90+4/10 10/90+28/10 10/90+4/70