Answers

Subtract 8/10 from 4/30

4/30 - 8/10 is -2/3.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 30 and 10 is 30
   
   Next, find the equivalent fraction of both fractional numbers with denominator 30
2. For the 1st fraction, since 30 × 1 = 30,
   4/30 = 4 × 1/30 × 1 = 4/30
3. Likewise, for the 2nd fraction, since 10 × 3 = 30,
   8/10 = 8 × 3/10 × 3 = 24/30
4. Subtract the two like fractions:
   4/30 - 24/30 = 4 - 24/30 = -20/30
5. After reducing the fraction, the answer is -2/3

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