Add 45/30 and 63/64
1st number: 1 15/30, 2nd number: 63/64
45/30 + 63/64 is 159/64.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 64 is 960
Next, find the equivalent fraction of both fractional numbers with denominator 960 - For the 1st fraction, since 30 × 32 = 960,
45/30 = 45 × 32/30 × 32 = 1440/960 - Likewise, for the 2nd fraction, since 64 × 15 = 960,
63/64 = 63 × 15/64 × 15 = 945/960 - Add the two like fractions:
1440/960 + 945/960 = 1440 + 945/960 = 2385/960 - 2385/960 simplified gives 159/64
- So, 45/30 + 63/64 = 159/64
In mixed form: 231/64
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/30+63/64 45/60+63/64 45/90+63/64