Answers

Subtract 6/30 from 4/70

4/70 - 6/30 is -1/7.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 70 and 30 is 210
   
   Next, find the equivalent fraction of both fractional numbers with denominator 210
2. For the 1st fraction, since 70 × 3 = 210,
   4/70 = 4 × 3/70 × 3 = 12/210
3. Likewise, for the 2nd fraction, since 30 × 7 = 210,
   6/30 = 6 × 7/30 × 7 = 42/210
4. Subtract the two like fractions:
   12/210 - 42/210 = 12 - 42/210 = -30/210
5. After reducing the fraction, the answer is -1/7

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