Answers

Subtract 75/16 from 9/7

1^st number: 1 2/7, 2^nd number: 4 11/16

9/7 - 75/16 is -381/112.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 7 and 16 is 112
   
   Next, find the equivalent fraction of both fractional numbers with denominator 112
2. For the 1st fraction, since 7 × 16 = 112,
   9/7 = 9 × 16/7 × 16 = 144/112
3. Likewise, for the 2nd fraction, since 16 × 7 = 112,
   75/16 = 75 × 7/16 × 7 = 525/112
4. Subtract the two like fractions:
   144/112 - 525/112 = 144 - 525/112 = -381/112

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