Subtract 14/21 from 84/8, Solve 10 4/8

Subtract 14/21 from 84/8

1^st number: 10 4/8, 2^nd number: 14/21

84/8 - 14/21 is 59/6.

Find the least common denominator or LCM of the two denominators:
LCM of 8 and 21 is 168

Next, find the equivalent fraction of both fractional numbers with denominator 168
For the 1st fraction, since 8 × 21 = 168,
84/8 = 84 × 21/8 × 21 = 1764/168
Likewise, for the 2nd fraction, since 21 × 8 = 168,
14/21 = 14 × 8/21 × 8 = 112/168
Subtract the two like fractions:
1764/168 - 112/168 = 1764 - 112/168 = 1652/168
After reducing the fraction, the answer is 59/6
In mixed form: 95/6

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