Answers

Subtract 1/20 from 25/9

1^st number: 2 7/9, 2^nd number: 1/20

25/9 - 1/20 is 491/180.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 9 and 20 is 180
   
   Next, find the equivalent fraction of both fractional numbers with denominator 180
2. For the 1st fraction, since 9 × 20 = 180,
   25/9 = 25 × 20/9 × 20 = 500/180
3. Likewise, for the 2nd fraction, since 20 × 9 = 180,
   1/20 = 1 × 9/20 × 9 = 9/180
4. Subtract the two like fractions:
   500/180 - 9/180 = 500 - 9/180 = 491/180
5. In mixed form: 2131/180

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