Answers

Subtract 49/21 from 5/6

1^st number: 5/6, 2^nd number: 2 7/21

5/6 - 49/21 is -3/2.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 6 and 21 is 42
   
   Next, find the equivalent fraction of both fractional numbers with denominator 42
2. For the 1st fraction, since 6 × 7 = 42,
   5/6 = 5 × 7/6 × 7 = 35/42
3. Likewise, for the 2nd fraction, since 21 × 2 = 42,
   49/21 = 49 × 2/21 × 2 = 98/42
4. Subtract the two like fractions:
   35/42 - 98/42 = 35 - 98/42 = -63/42
5. After reducing the fraction, the answer is -3/2

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