Answers

Subtract 2/70 from 49/90

49/90 - 2/70 is 65/126.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 90 and 70 is 630
   
   Next, find the equivalent fraction of both fractional numbers with denominator 630
2. For the 1st fraction, since 90 × 7 = 630,
   49/90 = 49 × 7/90 × 7 = 343/630
3. Likewise, for the 2nd fraction, since 70 × 9 = 630,
   2/70 = 2 × 9/70 × 9 = 18/630
4. Subtract the two like fractions:
   343/630 - 18/630 = 343 - 18/630 = 325/630
5. After reducing the fraction, the answer is 65/126

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