Subtract 56/63 from 90/75
1st number: 1 15/75, 2nd number: 56/63
90/75 - 56/63 is 14/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 63 is 1575
Next, find the equivalent fraction of both fractional numbers with denominator 1575 - For the 1st fraction, since 75 × 21 = 1575,
90/75 = 90 × 21/75 × 21 = 1890/1575 - Likewise, for the 2nd fraction, since 63 × 25 = 1575,
56/63 = 56 × 25/63 × 25 = 1400/1575 - Subtract the two like fractions:
1890/1575 - 1400/1575 = 1890 - 1400/1575 = 490/1575 - After reducing the fraction, the answer is 14/45
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