Subtract 4/64 from 3/30
3/30 - 4/64 is 3/80.
Steps for subtracting 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,
3/30 = 3 × 32/30 × 32 = 96/960 - Likewise, for the 2nd fraction, since 64 × 15 = 960,
4/64 = 4 × 15/64 × 15 = 60/960 - Subtract the two like fractions:
96/960 - 60/960 = 96 - 60/960 = 36/960 - After reducing the fraction, the answer is 3/80
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/30-4/64 3/30-8/64 3/60-4/64 9/30-4/64 3/30-12/64 3/90-4/64 15/30-4/64 3/30-20/64 21/30-4/64 3/30-28/64