Subtract 90/63 from 32/75, Solve 32/75

Subtract 90/63 from 32/75

1^st number: 32/75, 2^nd number: 1 27/63

32/75 - 90/63 is -526/525.

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,
32/75 = 32 × 21/75 × 21 = 672/1575
Likewise, for the 2nd fraction, since 63 × 25 = 1575,
90/63 = 90 × 25/63 × 25 = 2250/1575
Subtract the two like fractions:
672/1575 - 2250/1575 = 672 - 2250/1575 = -1578/1575
After reducing the fraction, the answer is -526/525

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