Answers

Subtract 40/7 from 25/16

1^st number: 1 9/16, 2^nd number: 5 5/7

25/16 - 40/7 is -465/112.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 16 and 7 is 112
   
   Next, find the equivalent fraction of both fractional numbers with denominator 112
2. For the 1st fraction, since 16 × 7 = 112,
   25/16 = 25 × 7/16 × 7 = 175/112
3. Likewise, for the 2nd fraction, since 7 × 16 = 112,
   40/7 = 40 × 16/7 × 16 = 640/112
4. Subtract the two like fractions:
   175/112 - 640/112 = 175 - 640/112 = -465/112

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