Answers

Subtract 45/25 from 90/48

1^st number: 1 42/48, 2^nd number: 1 20/25

90/48 - 45/25 is 3/40.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 48 and 25 is 1200
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1200
2. For the 1st fraction, since 48 × 25 = 1200,
   90/48 = 90 × 25/48 × 25 = 2250/1200
3. Likewise, for the 2nd fraction, since 25 × 48 = 1200,
   45/25 = 45 × 48/25 × 48 = 2160/1200
4. Subtract the two like fractions:
   2250/1200 - 2160/1200 = 2250 - 2160/1200 = 90/1200
5. After reducing the fraction, the answer is 3/40

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