Subtract 7/84 from 1/50, Solve 1/50

Subtract 7/84 from 1/50

1/50 - 7/84 is -19/300.

Find the least common denominator or LCM of the two denominators:
LCM of 50 and 84 is 2100

Next, find the equivalent fraction of both fractional numbers with denominator 2100
For the 1st fraction, since 50 × 42 = 2100,
1/50 = 1 × 42/50 × 42 = 42/2100
Likewise, for the 2nd fraction, since 84 × 25 = 2100,
7/84 = 7 × 25/84 × 25 = 175/2100
Subtract the two like fractions:
42/2100 - 175/2100 = 42 - 175/2100 = -133/2100
After reducing the fraction, the answer is -19/300

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