Answers

Subtract 15/60 from 10/70

10/70 - 15/60 is -3/28.

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,
   10/70 = 10 × 6/70 × 6 = 60/420
3. Likewise, for the 2nd fraction, since 60 × 7 = 420,
   15/60 = 15 × 7/60 × 7 = 105/420
4. Subtract the two like fractions:
   60/420 - 105/420 = 60 - 105/420 = -45/420
5. After reducing the fraction, the answer is -3/28

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