Subtract 4/50 from 64/90
64/90 - 4/50 is 142/225.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 50 is 450
Next, find the equivalent fraction of both fractional numbers with denominator 450 - For the 1st fraction, since 90 × 5 = 450,
64/90 = 64 × 5/90 × 5 = 320/450 - Likewise, for the 2nd fraction, since 50 × 9 = 450,
4/50 = 4 × 9/50 × 9 = 36/450 - Subtract the two like fractions:
320/450 - 36/450 = 320 - 36/450 = 284/450 - After reducing the fraction, the answer is 142/225
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