Subtract 63/64 from 4/45
4/45 - 63/64 is -2579/2880.
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,
4/45 = 4 × 64/45 × 64 = 256/2880 - Likewise, for the 2nd fraction, since 64 × 45 = 2880,
63/64 = 63 × 45/64 × 45 = 2835/2880 - Subtract the two like fractions:
256/2880 - 2835/2880 = 256 - 2835/2880 = -2579/2880
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