Answers

Subtract 70/3 from 42/84

1^st number: 42/84, 2^nd number: 23 1/3

42/84 - 70/3 is -137/6.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 84 and 3 is 84
   
   Next, find the equivalent fraction of both fractional numbers with denominator 84
2. For the 1st fraction, since 84 × 1 = 84,
   42/84 = 42 × 1/84 × 1 = 42/84
3. Likewise, for the 2nd fraction, since 3 × 28 = 84,
   70/3 = 70 × 28/3 × 28 = 1960/84
4. Subtract the two like fractions:
   42/84 - 1960/84 = 42 - 1960/84 = -1918/84
5. After reducing the fraction, the answer is -137/6

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