Subtract 6/84 from 3/2, Solve 1 1/2

Subtract 6/84 from 3/2

1^st number: 1 1/2, 2^nd number: 6/84

3/2 - 6/84 is 10/7.

Find the least common denominator or LCM of the two denominators:
LCM of 2 and 84 is 84

Next, find the equivalent fraction of both fractional numbers with denominator 84
For the 1st fraction, since 2 × 42 = 84,
3/2 = 3 × 42/2 × 42 = 126/84
Likewise, for the 2nd fraction, since 84 × 1 = 84,
6/84 = 6 × 1/84 × 1 = 6/84
Subtract the two like fractions:
126/84 - 6/84 = 126 - 6/84 = 120/84
After reducing the fraction, the answer is 10/7
In mixed form: 13/7

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