Subtract 21/24 from 70/4, Solve 17 2/4

Subtract 21/24 from 70/4

1^st number: 17 2/4, 2^nd number: 21/24

70/4 - 21/24 is 133/8.

Find the least common denominator or LCM of the two denominators:
LCM of 4 and 24 is 24

Next, find the equivalent fraction of both fractional numbers with denominator 24
For the 1st fraction, since 4 × 6 = 24,
70/4 = 70 × 6/4 × 6 = 420/24
Likewise, for the 2nd fraction, since 24 × 1 = 24,
21/24 = 21 × 1/24 × 1 = 21/24
Subtract the two like fractions:
420/24 - 21/24 = 420 - 21/24 = 399/24
After reducing the fraction, the answer is 133/8
In mixed form: 165/8

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