Answers

Subtract 2/10 from 7/20

7/20 - 2/10 is 3/20.

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,
   7/20 = 7 × 1/20 × 1 = 7/20
3. Likewise, for the 2nd fraction, since 10 × 2 = 20,
   2/10 = 2 × 2/10 × 2 = 4/20
4. Subtract the two like fractions:
   7/20 - 4/20 = 7 - 4/20 = 3/20

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