Subtract 35/7 from 90/4, Solve 22 2/4

Subtract 35/7 from 90/4

1^st number: 22 2/4, 2^nd number: 5 0/7

90/4 - 35/7 is 35/2.

Find the least common denominator or LCM of the two denominators:
LCM of 4 and 7 is 28

Next, find the equivalent fraction of both fractional numbers with denominator 28
For the 1st fraction, since 4 × 7 = 28,
90/4 = 90 × 7/4 × 7 = 630/28
Likewise, for the 2nd fraction, since 7 × 4 = 28,
35/7 = 35 × 4/7 × 4 = 140/28
Subtract the two like fractions:
630/28 - 140/28 = 630 - 140/28 = 490/28
After reducing the fraction, the answer is 35/2
In mixed form: 171/2

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