Answers

Subtract 12/70 from 15/10

1^st number: 1 5/10, 2^nd number: 12/70

15/10 - 12/70 is 93/70.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 10 and 70 is 70
   
   Next, find the equivalent fraction of both fractional numbers with denominator 70
2. For the 1st fraction, since 10 × 7 = 70,
   15/10 = 15 × 7/10 × 7 = 105/70
3. Likewise, for the 2nd fraction, since 70 × 1 = 70,
   12/70 = 12 × 1/70 × 1 = 12/70
4. Subtract the two like fractions:
   105/70 - 12/70 = 105 - 12/70 = 93/70
5. In mixed form: 123/70

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