Answers

Subtract 30/7 from 6/28

1^st number: 6/28, 2^nd number: 4 2/7

6/28 - 30/7 is -57/14.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 28 and 7 is 28
   
   Next, find the equivalent fraction of both fractional numbers with denominator 28
2. For the 1st fraction, since 28 × 1 = 28,
   6/28 = 6 × 1/28 × 1 = 6/28
3. Likewise, for the 2nd fraction, since 7 × 4 = 28,
   30/7 = 30 × 4/7 × 4 = 120/28
4. Subtract the two like fractions:
   6/28 - 120/28 = 6 - 120/28 = -114/28
5. After reducing the fraction, the answer is -57/14

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