Subtract 8/30 from 54/7, Solve 7 5/7

Subtract 8/30 from 54/7

1^st number: 7 5/7, 2^nd number: 8/30

54/7 - 8/30 is 782/105.

Find the least common denominator or LCM of the two denominators:
LCM of 7 and 30 is 210

Next, find the equivalent fraction of both fractional numbers with denominator 210
For the 1st fraction, since 7 × 30 = 210,
54/7 = 54 × 30/7 × 30 = 1620/210
Likewise, for the 2nd fraction, since 30 × 7 = 210,
8/30 = 8 × 7/30 × 7 = 56/210
Subtract the two like fractions:
1620/210 - 56/210 = 1620 - 56/210 = 1564/210
After reducing the fraction, the answer is 782/105
In mixed form: 747/105

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