Subtract 21/90 from 56/25
1st number: 2 6/25, 2nd number: 21/90
56/25 - 21/90 is 301/150.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 90 is 450
Next, find the equivalent fraction of both fractional numbers with denominator 450 - For the 1st fraction, since 25 × 18 = 450,
56/25 = 56 × 18/25 × 18 = 1008/450 - Likewise, for the 2nd fraction, since 90 × 5 = 450,
21/90 = 21 × 5/90 × 5 = 105/450 - Subtract the two like fractions:
1008/450 - 105/450 = 1008 - 105/450 = 903/450 - After reducing the fraction, the answer is 301/150
- In mixed form: 21/150
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