Answers

Subtract 81/32 from 5/70

1^st number: 5/70, 2^nd number: 2 17/32

5/70 - 81/32 is -551/224.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 70 and 32 is 1120
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1120
2. For the 1st fraction, since 70 × 16 = 1120,
   5/70 = 5 × 16/70 × 16 = 80/1120
3. Likewise, for the 2nd fraction, since 32 × 35 = 1120,
   81/32 = 81 × 35/32 × 35 = 2835/1120
4. Subtract the two like fractions:
   80/1120 - 2835/1120 = 80 - 2835/1120 = -2755/1120
5. After reducing the fraction, the answer is -551/224

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