Answers

Subtract 70/30 from 35/20

1^st number: 1 15/20, 2^nd number: 2 10/30

35/20 - 70/30 is -7/12.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 20 and 30 is 60
   
   Next, find the equivalent fraction of both fractional numbers with denominator 60
2. For the 1st fraction, since 20 × 3 = 60,
   35/20 = 35 × 3/20 × 3 = 105/60
3. Likewise, for the 2nd fraction, since 30 × 2 = 60,
   70/30 = 70 × 2/30 × 2 = 140/60
4. Subtract the two like fractions:
   105/60 - 140/60 = 105 - 140/60 = -35/60
5. After reducing the fraction, the answer is -7/12

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