Subtract 21/75 from 20/16, Solve 1 4/16

Subtract 21/75 from 20/16

1^st number: 1 4/16, 2^nd number: 21/75

20/16 - 21/75 is 97/100.

Find the least common denominator or LCM of the two denominators:
LCM of 16 and 75 is 1200

Next, find the equivalent fraction of both fractional numbers with denominator 1200
For the 1st fraction, since 16 × 75 = 1200,
20/16 = 20 × 75/16 × 75 = 1500/1200
Likewise, for the 2nd fraction, since 75 × 16 = 1200,
21/75 = 21 × 16/75 × 16 = 336/1200
Subtract the two like fractions:
1500/1200 - 336/1200 = 1500 - 336/1200 = 1164/1200
After reducing the fraction, the answer is 97/100

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