Subtract 1/10 from 45/84, Solve 45/84

Subtract 1/10 from 45/84

45/84 - 1/10 is 61/140.

Find the least common denominator or LCM of the two denominators:
LCM of 84 and 10 is 420

Next, find the equivalent fraction of both fractional numbers with denominator 420
For the 1st fraction, since 84 × 5 = 420,
45/84 = 45 × 5/84 × 5 = 225/420
Likewise, for the 2nd fraction, since 10 × 42 = 420,
1/10 = 1 × 42/10 × 42 = 42/420
Subtract the two like fractions:
225/420 - 42/420 = 225 - 42/420 = 183/420
After reducing the fraction, the answer is 61/140

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