Answers

Subtract 40/7 from 40/27

1^st number: 1 13/27, 2^nd number: 5 5/7

40/27 - 40/7 is -800/189.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 27 and 7 is 189
2. For the 1st fraction, since 27 × 7 = 189,
   40/27 = 40 × 7/27 × 7 = 280/189
3. Likewise, for the 2nd fraction, since 7 × 27 = 189,
   40/7 = 40 × 27/7 × 27 = 1080/189
4. Subtract the two fractions:
   280/189 - 1080/189 = 280 - 1080/189 = -800/189

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