Add 90/10 and 90/18
1st number: 9 0/10, 2nd number: 5 0/18
90/10 + 90/18 is 14/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 18 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 10 × 9 = 90,
90/10 = 90 × 9/10 × 9 = 810/90 - Likewise, for the 2nd fraction, since 18 × 5 = 90,
90/18 = 90 × 5/18 × 5 = 450/90 - Add the two like fractions:
810/90 + 450/90 = 810 + 450/90 = 1260/90 - 1260/90 simplified gives 14/1
- So, 90/10 + 90/18 = 14/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/20+90/18 90/10+90/36 90/30+90/18 90/10+90/54 90/50+90/18 90/70+90/18