Answers

Subtract 49/90 from 75/7

1^st number: 10 5/7, 2^nd number: 49/90

75/7 - 49/90 is 6407/630.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 7 and 90 is 630
   
   Next, find the equivalent fraction of both fractional numbers with denominator 630
2. For the 1st fraction, since 7 × 90 = 630,
   75/7 = 75 × 90/7 × 90 = 6750/630
3. Likewise, for the 2nd fraction, since 90 × 7 = 630,
   49/90 = 49 × 7/90 × 7 = 343/630
4. Subtract the two like fractions:
   6750/630 - 343/630 = 6750 - 343/630 = 6407/630
5. In mixed form: 10107/630

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