Answers

Subtract 49/48 from 4/45

1^st number: 4/45, 2^nd number: 1 1/48

4/45 - 49/48 is -671/720.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 45 and 48 is 720
   
   Next, find the equivalent fraction of both fractional numbers with denominator 720
2. For the 1st fraction, since 45 × 16 = 720,
   4/45 = 4 × 16/45 × 16 = 64/720
3. Likewise, for the 2nd fraction, since 48 × 15 = 720,
   49/48 = 49 × 15/48 × 15 = 735/720
4. Subtract the two like fractions:
   64/720 - 735/720 = 64 - 735/720 = -671/720

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