Answers

Subtract 7/80 from 84/25

1^st number: 3 9/25, 2^nd number: 7/80

84/25 - 7/80 is 1309/400.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 25 and 80 is 400
   
   Next, find the equivalent fraction of both fractional numbers with denominator 400
2. For the 1st fraction, since 25 × 16 = 400,
   84/25 = 84 × 16/25 × 16 = 1344/400
3. Likewise, for the 2nd fraction, since 80 × 5 = 400,
   7/80 = 7 × 5/80 × 5 = 35/400
4. Subtract the two like fractions:
   1344/400 - 35/400 = 1344 - 35/400 = 1309/400
5. In mixed form: 3109/400

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