Subtract 15/9 from 32/84, Solve 32/84

Subtract 15/9 from 32/84

1^st number: 32/84, 2^nd number: 1 6/9

32/84 - 15/9 is -9/7.

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,
32/84 = 32 × 3/84 × 3 = 96/252
Likewise, for the 2nd fraction, since 9 × 28 = 252,
15/9 = 15 × 28/9 × 28 = 420/252
Subtract the two like fractions:
96/252 - 420/252 = 96 - 420/252 = -324/252
After reducing the fraction, the answer is -9/7

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