Answers

Subtract 48/36 from 45/70

1^st number: 45/70, 2^nd number: 1 12/36

45/70 - 48/36 is -29/42.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 70 and 36 is 1260
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1260
2. For the 1st fraction, since 70 × 18 = 1260,
   45/70 = 45 × 18/70 × 18 = 810/1260
3. Likewise, for the 2nd fraction, since 36 × 35 = 1260,
   48/36 = 48 × 35/36 × 35 = 1680/1260
4. Subtract the two like fractions:
   810/1260 - 1680/1260 = 810 - 1680/1260 = -870/1260
5. After reducing the fraction, the answer is -29/42

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