Add 9/90 and 81/14
1st number: 9/90, 2nd number: 5 11/14
9/90 + 81/14 is 206/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 14 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 90 × 7 = 630,
9/90 = 9 × 7/90 × 7 = 63/630 - Likewise, for the 2nd fraction, since 14 × 45 = 630,
81/14 = 81 × 45/14 × 45 = 3645/630 - Add the two like fractions:
63/630 + 3645/630 = 63 + 3645/630 = 3708/630 - 3708/630 simplified gives 206/35
- So, 9/90 + 81/14 = 206/35
In mixed form: 531/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/90+81/14 9/90+81/28 27/90+81/14 9/90+81/42 45/90+81/14 9/90+81/70 63/90+81/14 9/90+81/98