Answers

Subtract 7/63 from 28/60

28/60 - 7/63 is 16/45.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 60 and 63 is 1260
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1260
2. For the 1st fraction, since 60 × 21 = 1260,
   28/60 = 28 × 21/60 × 21 = 588/1260
3. Likewise, for the 2nd fraction, since 63 × 20 = 1260,
   7/63 = 7 × 20/63 × 20 = 140/1260
4. Subtract the two like fractions:
   588/1260 - 140/1260 = 588 - 140/1260 = 448/1260
5. After reducing the fraction, the answer is 16/45

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