Answers

Subtract 2/40 from 63/84

63/84 - 2/40 is 7/10.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 84 and 40 is 840
   
   Next, find the equivalent fraction of both fractional numbers with denominator 840
2. For the 1st fraction, since 84 × 10 = 840,
   63/84 = 63 × 10/84 × 10 = 630/840
3. Likewise, for the 2nd fraction, since 40 × 21 = 840,
   2/40 = 2 × 21/40 × 21 = 42/840
4. Subtract the two like fractions:
   630/840 - 42/840 = 630 - 42/840 = 588/840
5. After reducing the fraction, the answer is 7/10

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