Answers

Subtract 10/54 from 40/28

1^st number: 1 12/28, 2^nd number: 10/54

40/28 - 10/54 is 235/189.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 28 and 54 is 756
   
   Next, find the equivalent fraction of both fractional numbers with denominator 756
2. For the 1st fraction, since 28 × 27 = 756,
   40/28 = 40 × 27/28 × 27 = 1080/756
3. Likewise, for the 2nd fraction, since 54 × 14 = 756,
   10/54 = 10 × 14/54 × 14 = 140/756
4. Subtract the two like fractions:
   1080/756 - 140/756 = 1080 - 140/756 = 940/756
5. After reducing the fraction, the answer is 235/189
6. In mixed form: 146/189

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