Add 7/90 and 63/10
1st number: 7/90, 2nd number: 6 3/10
7/90 + 63/10 is 287/45.
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,
7/90 = 7 × 1/90 × 1 = 7/90 - Likewise, for the 2nd fraction, since 10 × 9 = 90,
63/10 = 63 × 9/10 × 9 = 567/90 - Add the two like fractions:
7/90 + 567/90 = 7 + 567/90 = 574/90 - 574/90 simplified gives 287/45
- So, 7/90 + 63/10 = 287/45
In mixed form: 617/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/90+63/10 7/90+63/20 21/90+63/10 7/90+63/30 35/90+63/10 7/90+63/50 49/90+63/10 7/90+63/70