Subtract 27/10 from 70/4, Solve 17 2/4

Subtract 27/10 from 70/4

1^st number: 17 2/4, 2^nd number: 2 7/10

70/4 - 27/10 is 74/5.

Find the least common denominator or LCM of the two denominators:
LCM of 4 and 10 is 20

Next, find the equivalent fraction of both fractional numbers with denominator 20
For the 1st fraction, since 4 × 5 = 20,
70/4 = 70 × 5/4 × 5 = 350/20
Likewise, for the 2nd fraction, since 10 × 2 = 20,
27/10 = 27 × 2/10 × 2 = 54/20
Subtract the two like fractions:
350/20 - 54/20 = 350 - 54/20 = 296/20
After reducing the fraction, the answer is 74/5
In mixed form: 144/5

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