Answers

Subtract 2/21 from 49/10

1^st number: 4 9/10, 2^nd number: 2/21

49/10 - 2/21 is 1009/210.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 10 and 21 is 210
   
   Next, find the equivalent fraction of both fractional numbers with denominator 210
2. For the 1st fraction, since 10 × 21 = 210,
   49/10 = 49 × 21/10 × 21 = 1029/210
3. Likewise, for the 2nd fraction, since 21 × 10 = 210,
   2/21 = 2 × 10/21 × 10 = 20/210
4. Subtract the two like fractions:
   1029/210 - 20/210 = 1029 - 20/210 = 1009/210
5. In mixed form: 4169/210

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