Answers

Subtract 9/70 from 70/18

1^st number: 3 16/18, 2^nd number: 9/70

70/18 - 9/70 is 2369/630.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 18 and 70 is 630
   
   Next, find the equivalent fraction of both fractional numbers with denominator 630
2. For the 1st fraction, since 18 × 35 = 630,
   70/18 = 70 × 35/18 × 35 = 2450/630
3. Likewise, for the 2nd fraction, since 70 × 9 = 630,
   9/70 = 9 × 9/70 × 9 = 81/630
4. Subtract the two like fractions:
   2450/630 - 81/630 = 2450 - 81/630 = 2369/630
5. In mixed form: 3479/630

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