Subtract 21/8 from 75/6, Solve 12 3/6

Subtract 21/8 from 75/6

1^st number: 12 3/6, 2^nd number: 2 5/8

75/6 - 21/8 is 79/8.

Find the least common denominator or LCM of the two denominators:
LCM of 6 and 8 is 24

Next, find the equivalent fraction of both fractional numbers with denominator 24
For the 1st fraction, since 6 × 4 = 24,
75/6 = 75 × 4/6 × 4 = 300/24
Likewise, for the 2nd fraction, since 8 × 3 = 24,
21/8 = 21 × 3/8 × 3 = 63/24
Subtract the two like fractions:
300/24 - 63/24 = 300 - 63/24 = 237/24
After reducing the fraction, the answer is 79/8
In mixed form: 97/8

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