Answers

Subtract 70/56 from 54/15

1^st number: 3 9/15, 2^nd number: 1 14/56

54/15 - 70/56 is 47/20.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 15 and 56 is 840
   
   Next, find the equivalent fraction of both fractional numbers with denominator 840
2. For the 1st fraction, since 15 × 56 = 840,
   54/15 = 54 × 56/15 × 56 = 3024/840
3. Likewise, for the 2nd fraction, since 56 × 15 = 840,
   70/56 = 70 × 15/56 × 15 = 1050/840
4. Subtract the two like fractions:
   3024/840 - 1050/840 = 3024 - 1050/840 = 1974/840
5. After reducing the fraction, the answer is 47/20
6. In mixed form: 27/20

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