Answers

Subtract 42/36 from 60/70

1^st number: 60/70, 2^nd number: 1 6/36

60/70 - 42/36 is -13/42.

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,
   60/70 = 60 × 18/70 × 18 = 1080/1260
3. Likewise, for the 2nd fraction, since 36 × 35 = 1260,
   42/36 = 42 × 35/36 × 35 = 1470/1260
4. Subtract the two like fractions:
   1080/1260 - 1470/1260 = 1080 - 1470/1260 = -390/1260
5. After reducing the fraction, the answer is -13/42

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