Subtract 42/6 from 70/4, Solve 17 2/4

Subtract 42/6 from 70/4

1^st number: 17 2/4, 2^nd number: 7 0/6

70/4 - 42/6 is 21/2.

Find the least common denominator or LCM of the two denominators:
LCM of 4 and 6 is 12

Next, find the equivalent fraction of both fractional numbers with denominator 12
For the 1st fraction, since 4 × 3 = 12,
70/4 = 70 × 3/4 × 3 = 210/12
Likewise, for the 2nd fraction, since 6 × 2 = 12,
42/6 = 42 × 2/6 × 2 = 84/12
Subtract the two like fractions:
210/12 - 84/12 = 210 - 84/12 = 126/12
After reducing the fraction, the answer is 21/2
In mixed form: 101/2

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