Subtract 5/9 from 4/84, Solve 4/84

Subtract 5/9 from 4/84

4/84 - 5/9 is -32/63.

Find the least common denominator or LCM of the two denominators:
LCM of 84 and 9 is 252

Next, find the equivalent fraction of both fractional numbers with denominator 252
For the 1st fraction, since 84 × 3 = 252,
4/84 = 4 × 3/84 × 3 = 12/252
Likewise, for the 2nd fraction, since 9 × 28 = 252,
5/9 = 5 × 28/9 × 28 = 140/252
Subtract the two like fractions:
12/252 - 140/252 = 12 - 140/252 = -128/252
After reducing the fraction, the answer is -32/63

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