Subtract 2/70 from 20/84
20/84 - 2/70 is 22/105.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 70 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 84 × 5 = 420,
20/84 = 20 × 5/84 × 5 = 100/420 - Likewise, for the 2nd fraction, since 70 × 6 = 420,
2/70 = 2 × 6/70 × 6 = 12/420 - Subtract the two like fractions:
100/420 - 12/420 = 100 - 12/420 = 88/420 - After reducing the fraction, the answer is 22/105
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