Answers

Subtract 49/80 from 49/21

1^st number: 2 7/21, 2^nd number: 49/80

49/21 - 49/80 is 413/240.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 21 and 80 is 1680
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1680
2. For the 1st fraction, since 21 × 80 = 1680,
   49/21 = 49 × 80/21 × 80 = 3920/1680
3. Likewise, for the 2nd fraction, since 80 × 21 = 1680,
   49/80 = 49 × 21/80 × 21 = 1029/1680
4. Subtract the two like fractions:
   3920/1680 - 1029/1680 = 3920 - 1029/1680 = 2891/1680
5. After reducing the fraction, the answer is 413/240
6. In mixed form: 1173/240

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