Subtract 1/84 from 30/36
30/36 - 1/84 is 23/28.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 84 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 36 × 7 = 252,
30/36 = 30 × 7/36 × 7 = 210/252 - Likewise, for the 2nd fraction, since 84 × 3 = 252,
1/84 = 1 × 3/84 × 3 = 3/252 - Subtract the two like fractions:
210/252 - 3/252 = 210 - 3/252 = 207/252 - After reducing the fraction, the answer is 23/28
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