Subtract 9/10 from 18/6, Solve 3 0/6

Subtract 9/10 from 18/6

1^st number: 3 0/6, 2^nd number: 9/10

18/6 - 9/10 is 21/10.

Find the least common denominator or LCM of the two denominators:
LCM of 6 and 10 is 30

Next, find the equivalent fraction of both fractional numbers with denominator 30
For the 1st fraction, since 6 × 5 = 30,
18/6 = 18 × 5/6 × 5 = 90/30
Likewise, for the 2nd fraction, since 10 × 3 = 30,
9/10 = 9 × 3/10 × 3 = 27/30
Subtract the two like fractions:
90/30 - 27/30 = 90 - 27/30 = 63/30
After reducing the fraction, the answer is 21/10
In mixed form: 21/10

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