Answers

Subtract 2/10 from 70/20

1^st number: 3 10/20, 2^nd number: 2/10

70/20 - 2/10 is 33/10.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 20 and 10 is 20
   
   Next, find the equivalent fraction of both fractional numbers with denominator 20
2. For the 1st fraction, since 20 × 1 = 20,
   70/20 = 70 × 1/20 × 1 = 70/20
3. Likewise, for the 2nd fraction, since 10 × 2 = 20,
   2/10 = 2 × 2/10 × 2 = 4/20
4. Subtract the two like fractions:
   70/20 - 4/20 = 70 - 4/20 = 66/20
5. After reducing the fraction, the answer is 33/10
6. In mixed form: 33/10

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