Answers

Subtract 8/49 from 20/70

20/70 - 8/49 is 6/49.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 70 and 49 is 490
   
   Next, find the equivalent fraction of both fractional numbers with denominator 490
2. For the 1st fraction, since 70 × 7 = 490,
   20/70 = 20 × 7/70 × 7 = 140/490
3. Likewise, for the 2nd fraction, since 49 × 10 = 490,
   8/49 = 8 × 10/49 × 10 = 80/490
4. Subtract the two like fractions:
   140/490 - 80/490 = 140 - 80/490 = 60/490
5. After reducing the fraction, the answer is 6/49

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