Answers

Subtract 12/80 from 49/20

1^st number: 2 9/20, 2^nd number: 12/80

49/20 - 12/80 is 23/10.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 20 and 80 is 80
   
   Next, find the equivalent fraction of both fractional numbers with denominator 80
2. For the 1st fraction, since 20 × 4 = 80,
   49/20 = 49 × 4/20 × 4 = 196/80
3. Likewise, for the 2nd fraction, since 80 × 1 = 80,
   12/80 = 12 × 1/80 × 1 = 12/80
4. Subtract the two like fractions:
   196/80 - 12/80 = 196 - 12/80 = 184/80
5. After reducing the fraction, the answer is 23/10
6. In mixed form: 23/10

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