Add 90/18 and 64/10
1st number: 5 0/18, 2nd number: 6 4/10
90/18 + 64/10 is 57/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 10 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 18 × 5 = 90,
90/18 = 90 × 5/18 × 5 = 450/90 - Likewise, for the 2nd fraction, since 10 × 9 = 90,
64/10 = 64 × 9/10 × 9 = 576/90 - Add the two like fractions:
450/90 + 576/90 = 450 + 576/90 = 1026/90 - 1026/90 simplified gives 57/5
- So, 90/18 + 64/10 = 57/5
In mixed form: 112/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/36+64/10 90/18+64/20 90/54+64/10 90/18+64/30 90/18+64/50 90/18+64/70