Subtract 63/6 from 20/75, Solve 20/75

Subtract 63/6 from 20/75

1^st number: 20/75, 2^nd number: 10 3/6

20/75 - 63/6 is -307/30.

Find the least common denominator or LCM of the two denominators:
LCM of 75 and 6 is 150

Next, find the equivalent fraction of both fractional numbers with denominator 150
For the 1st fraction, since 75 × 2 = 150,
20/75 = 20 × 2/75 × 2 = 40/150
Likewise, for the 2nd fraction, since 6 × 25 = 150,
63/6 = 63 × 25/6 × 25 = 1575/150
Subtract the two like fractions:
40/150 - 1575/150 = 40 - 1575/150 = -1535/150
After reducing the fraction, the answer is -307/30

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