Add 10/90 and 63/16
1st number: 10/90, 2nd number: 3 15/16
10/90 + 63/16 is 583/144.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 16 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 90 × 8 = 720,
10/90 = 10 × 8/90 × 8 = 80/720 - Likewise, for the 2nd fraction, since 16 × 45 = 720,
63/16 = 63 × 45/16 × 45 = 2835/720 - Add the two like fractions:
80/720 + 2835/720 = 80 + 2835/720 = 2915/720 - 2915/720 simplified gives 583/144
- So, 10/90 + 63/16 = 583/144
In mixed form: 47/144
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/90+63/16 10/90+63/32 30/90+63/16 10/90+63/48 50/90+63/16 10/90+63/80 70/90+63/16