Add 45/4 and 63/64
1st number: 11 1/4, 2nd number: 63/64
45/4 + 63/64 is 783/64.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 64 is 64
Next, find the equivalent fraction of both fractional numbers with denominator 64 - For the 1st fraction, since 4 × 16 = 64,
45/4 = 45 × 16/4 × 16 = 720/64 - Likewise, for the 2nd fraction, since 64 × 1 = 64,
63/64 = 63 × 1/64 × 1 = 63/64 - Add the two like fractions:
720/64 + 63/64 = 720 + 63/64 = 783/64 - So, 45/4 + 63/64 = 783/64
In mixed form: 1215/64
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/4+63/64 45/8+63/64 45/12+63/64 45/20+63/64 45/28+63/64