Answers

Subtract 4/30 from 28/56

28/56 - 4/30 is 11/30.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 56 and 30 is 840
   
   Next, find the equivalent fraction of both fractional numbers with denominator 840
2. For the 1st fraction, since 56 × 15 = 840,
   28/56 = 28 × 15/56 × 15 = 420/840
3. Likewise, for the 2nd fraction, since 30 × 28 = 840,
   4/30 = 4 × 28/30 × 28 = 112/840
4. Subtract the two like fractions:
   420/840 - 112/840 = 420 - 112/840 = 308/840
5. After reducing the fraction, the answer is 11/30

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