Answers

Subtract 72/60 from 8/70

1^st number: 8/70, 2^nd number: 1 12/60

8/70 - 72/60 is -38/35.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 70 and 60 is 420
   
   Next, find the equivalent fraction of both fractional numbers with denominator 420
2. For the 1st fraction, since 70 × 6 = 420,
   8/70 = 8 × 6/70 × 6 = 48/420
3. Likewise, for the 2nd fraction, since 60 × 7 = 420,
   72/60 = 72 × 7/60 × 7 = 504/420
4. Subtract the two like fractions:
   48/420 - 504/420 = 48 - 504/420 = -456/420
5. After reducing the fraction, the answer is -38/35

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