Answers

Subtract 49/40 from 72/56

1^st number: 1 16/56, 2^nd number: 1 9/40

72/56 - 49/40 is 17/280.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 56 and 40 is 280
   
   Next, find the equivalent fraction of both fractional numbers with denominator 280
2. For the 1st fraction, since 56 × 5 = 280,
   72/56 = 72 × 5/56 × 5 = 360/280
3. Likewise, for the 2nd fraction, since 40 × 7 = 280,
   49/40 = 49 × 7/40 × 7 = 343/280
4. Subtract the two like fractions:
   360/280 - 343/280 = 360 - 343/280 = 17/280

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