Subtract 7/56 from 54/90
54/90 - 7/56 is 19/40.
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,
54/90 = 54 × 28/90 × 28 = 1512/2520 - Likewise, for the 2nd fraction, since 56 × 45 = 2520,
7/56 = 7 × 45/56 × 45 = 315/2520 - Subtract the two like fractions:
1512/2520 - 315/2520 = 1512 - 315/2520 = 1197/2520 - After reducing the fraction, the answer is 19/40
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