Answers

Subtract 28/70 from 2/3

2/3 - 28/70 is 4/15.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 3 and 70 is 210
   
   Next, find the equivalent fraction of both fractional numbers with denominator 210
2. For the 1st fraction, since 3 × 70 = 210,
   2/3 = 2 × 70/3 × 70 = 140/210
3. Likewise, for the 2nd fraction, since 70 × 3 = 210,
   28/70 = 28 × 3/70 × 3 = 84/210
4. Subtract the two like fractions:
   140/210 - 84/210 = 140 - 84/210 = 56/210
5. After reducing the fraction, the answer is 4/15

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