Answers

Subtract 40/56 from 6/30

6/30 - 40/56 is -18/35.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 30 and 56 is 840
   
   Next, find the equivalent fraction of both fractional numbers with denominator 840
2. For the 1st fraction, since 30 × 28 = 840,
   6/30 = 6 × 28/30 × 28 = 168/840
3. Likewise, for the 2nd fraction, since 56 × 15 = 840,
   40/56 = 40 × 15/56 × 15 = 600/840
4. Subtract the two like fractions:
   168/840 - 600/840 = 168 - 600/840 = -432/840
5. After reducing the fraction, the answer is -18/35

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