Subtract 56/21 from 75/2, Solve 37 1/2

Subtract 56/21 from 75/2

1^st number: 37 1/2, 2^nd number: 2 14/21

75/2 - 56/21 is 209/6.

Find the least common denominator or LCM of the two denominators:
LCM of 2 and 21 is 42

Next, find the equivalent fraction of both fractional numbers with denominator 42
For the 1st fraction, since 2 × 21 = 42,
75/2 = 75 × 21/2 × 21 = 1575/42
Likewise, for the 2nd fraction, since 21 × 2 = 42,
56/21 = 56 × 2/21 × 2 = 112/42
Subtract the two like fractions:
1575/42 - 112/42 = 1575 - 112/42 = 1463/42
After reducing the fraction, the answer is 209/6
In mixed form: 345/6

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