Add 63/2 and 36/90
1st number: 31 1/2, 2nd number: 36/90
63/2 + 36/90 is 319/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 90 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 2 × 45 = 90,
63/2 = 63 × 45/2 × 45 = 2835/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
36/90 = 36 × 1/90 × 1 = 36/90 - Add the two like fractions:
2835/90 + 36/90 = 2835 + 36/90 = 2871/90 - 2871/90 simplified gives 319/10
- So, 63/2 + 36/90 = 319/10
In mixed form: 319/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/2+72/90 63/4+36/90 63/6+36/90 63/10+36/90 63/14+36/90