Add 75/7 and 6/90
1st number: 10 5/7, 2nd number: 6/90
75/7 + 6/90 is 1132/105.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 90 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 7 × 90 = 630,
75/7 = 75 × 90/7 × 90 = 6750/630 - Likewise, for the 2nd fraction, since 90 × 7 = 630,
6/90 = 6 × 7/90 × 7 = 42/630 - Add the two like fractions:
6750/630 + 42/630 = 6750 + 42/630 = 6792/630 - 6792/630 simplified gives 1132/105
- So, 75/7 + 6/90 = 1132/105
In mixed form: 1082/105
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/7+12/90 75/14+6/90 75/7+18/90 75/21+6/90 75/7+30/90 75/35+6/90 75/7+42/90 75/49+6/90