Answers

Subtract 70/3 from 49/70

1^st number: 49/70, 2^nd number: 23 1/3

49/70 - 70/3 is -679/30.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 70 and 3 is 210
   
   Next, find the equivalent fraction of both fractional numbers with denominator 210
2. For the 1st fraction, since 70 × 3 = 210,
   49/70 = 49 × 3/70 × 3 = 147/210
3. Likewise, for the 2nd fraction, since 3 × 70 = 210,
   70/3 = 70 × 70/3 × 70 = 4900/210
4. Subtract the two like fractions:
   147/210 - 4900/210 = 147 - 4900/210 = -4753/210
5. After reducing the fraction, the answer is -679/30

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