Answers

Subtract 45/72 from 75/7

1^st number: 10 5/7, 2^nd number: 45/72

75/7 - 45/72 is 565/56.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 7 and 72 is 504
   
   Next, find the equivalent fraction of both fractional numbers with denominator 504
2. For the 1st fraction, since 7 × 72 = 504,
   75/7 = 75 × 72/7 × 72 = 5400/504
3. Likewise, for the 2nd fraction, since 72 × 7 = 504,
   45/72 = 45 × 7/72 × 7 = 315/504
4. Subtract the two like fractions:
   5400/504 - 315/504 = 5400 - 315/504 = 5085/504
5. After reducing the fraction, the answer is 565/56
6. In mixed form: 105/56

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