Add 18/64 and 1/45
18/64 + 1/45 is 437/1440.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 64 and 45 is 2880
Next, find the equivalent fraction of both fractional numbers with denominator 2880 - For the 1st fraction, since 64 × 45 = 2880,
18/64 = 18 × 45/64 × 45 = 810/2880 - Likewise, for the 2nd fraction, since 45 × 64 = 2880,
1/45 = 1 × 64/45 × 64 = 64/2880 - Add the two like fractions:
810/2880 + 64/2880 = 810 + 64/2880 = 874/2880 - 874/2880 simplified gives 437/1440
- So, 18/64 + 1/45 = 437/1440
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/64+1/45 18/64+2/45 18/64+1/90 54/64+1/45 18/64+3/45 90/64+1/45 18/64+5/45 18/64+7/45