Answers

Subtract 15/70 from 56/48

1^st number: 1 8/48, 2^nd number: 15/70

56/48 - 15/70 is 20/21.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 48 and 70 is 1680
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1680
2. For the 1st fraction, since 48 × 35 = 1680,
   56/48 = 56 × 35/48 × 35 = 1960/1680
3. Likewise, for the 2nd fraction, since 70 × 24 = 1680,
   15/70 = 15 × 24/70 × 24 = 360/1680
4. Subtract the two like fractions:
   1960/1680 - 360/1680 = 1960 - 360/1680 = 1600/1680
5. After reducing the fraction, the answer is 20/21

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