Subtract 45/16 from 6/84, Solve 6/84

Subtract 45/16 from 6/84

1^st number: 6/84, 2^nd number: 2 13/16

6/84 - 45/16 is -307/112.

Find the least common denominator or LCM of the two denominators:
LCM of 84 and 16 is 336

Next, find the equivalent fraction of both fractional numbers with denominator 336
For the 1st fraction, since 84 × 4 = 336,
6/84 = 6 × 4/84 × 4 = 24/336
Likewise, for the 2nd fraction, since 16 × 21 = 336,
45/16 = 45 × 21/16 × 21 = 945/336
Subtract the two like fractions:
24/336 - 945/336 = 24 - 945/336 = -921/336
After reducing the fraction, the answer is -307/112

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