Add 64/18 and 45/48
1st number: 3 10/18, 2nd number: 45/48
64/18 + 45/48 is 647/144.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 48 is 144
Next, find the equivalent fraction of both fractional numbers with denominator 144 - For the 1st fraction, since 18 × 8 = 144,
64/18 = 64 × 8/18 × 8 = 512/144 - Likewise, for the 2nd fraction, since 48 × 3 = 144,
45/48 = 45 × 3/48 × 3 = 135/144 - Add the two like fractions:
512/144 + 135/144 = 512 + 135/144 = 647/144 - So, 64/18 + 45/48 = 647/144
In mixed form: 471/144
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 64/18+90/48 64/36+45/48 64/18+45/96 64/54+45/48 64/90+45/48