Answers

Subtract 28/56 from 16/70

16/70 - 28/56 is -19/70.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 70 and 56 is 280
   
   Next, find the equivalent fraction of both fractional numbers with denominator 280
2. For the 1st fraction, since 70 × 4 = 280,
   16/70 = 16 × 4/70 × 4 = 64/280
3. Likewise, for the 2nd fraction, since 56 × 5 = 280,
   28/56 = 28 × 5/56 × 5 = 140/280
4. Subtract the two like fractions:
   64/280 - 140/280 = 64 - 140/280 = -76/280
5. After reducing the fraction, the answer is -19/70

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