Subtract 90/24 from 45/7, Solve 6 3/7

Subtract 90/24 from 45/7

1^st number: 6 3/7, 2^nd number: 3 18/24

45/7 - 90/24 is 75/28.

Find the least common denominator or LCM of the two denominators:
LCM of 7 and 24 is 168

Next, find the equivalent fraction of both fractional numbers with denominator 168
For the 1st fraction, since 7 × 24 = 168,
45/7 = 45 × 24/7 × 24 = 1080/168
Likewise, for the 2nd fraction, since 24 × 7 = 168,
90/24 = 90 × 7/24 × 7 = 630/168
Subtract the two like fractions:
1080/168 - 630/168 = 1080 - 630/168 = 450/168
After reducing the fraction, the answer is 75/28
In mixed form: 219/28

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