Subtract 1/56 from 75/90
75/90 - 1/56 is 137/168.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 56 is 2520
Next, find the equivalent fraction of both fractional numbers with denominator 2520 - For the 1st fraction, since 90 × 28 = 2520,
75/90 = 75 × 28/90 × 28 = 2100/2520 - Likewise, for the 2nd fraction, since 56 × 45 = 2520,
1/56 = 1 × 45/56 × 45 = 45/2520 - Subtract the two like fractions:
2100/2520 - 45/2520 = 2100 - 45/2520 = 2055/2520 - After reducing the fraction, the answer is 137/168
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