Answers

Subtract 16/70 from 81/7

1^st number: 11 4/7, 2^nd number: 16/70

81/7 - 16/70 is 397/35.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 7 and 70 is 70
2. For the 1st fraction, since 7 × 10 = 70,
   81/7 = 81 × 10/7 × 10 = 810/70
3. Likewise, for the 2nd fraction, since 70 × 1 = 70,
   16/70 = 16 × 1/70 × 1 = 16/70
4. Subtract the two fractions:
   810/70 - 16/70 = 810 - 16/70 = 794/70
5. After reducing the fraction, the answer is 397/35
6. In mixed form: 1112/35

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