Add 2/90 and 63/4
1st number: 2/90, 2nd number: 15 3/4
2/90 + 63/4 is 2839/180.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 4 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 90 × 2 = 180,
2/90 = 2 × 2/90 × 2 = 4/180 - Likewise, for the 2nd fraction, since 4 × 45 = 180,
63/4 = 63 × 45/4 × 45 = 2835/180 - Add the two like fractions:
4/180 + 2835/180 = 4 + 2835/180 = 2839/180 - So, 2/90 + 63/4 = 2839/180
In mixed form: 15139/180
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/90+63/4 2/90+63/8 6/90+63/4 2/90+63/12 10/90+63/4 2/90+63/20 14/90+63/4 2/90+63/28