Subtract 2/64 from 7/45
7/45 - 2/64 is 179/1440.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 64 is 2880
Next, find the equivalent fraction of both fractional numbers with denominator 2880 - For the 1st fraction, since 45 × 64 = 2880,
7/45 = 7 × 64/45 × 64 = 448/2880 - Likewise, for the 2nd fraction, since 64 × 45 = 2880,
2/64 = 2 × 45/64 × 45 = 90/2880 - Subtract the two like fractions:
448/2880 - 90/2880 = 448 - 90/2880 = 358/2880 - After reducing the fraction, the answer is 179/1440
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/45-2/64 7/45-4/64 7/90-2/64 21/45-2/64 7/45-6/64 35/45-2/64 7/45-10/64 49/45-2/64 7/45-14/64