Answers

Subtract 80/70 from 50/27

1^st number: 1 23/27, 2^nd number: 1 10/70

50/27 - 80/70 is 134/189.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 27 and 70 is 1890
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1890
2. For the 1st fraction, since 27 × 70 = 1890,
   50/27 = 50 × 70/27 × 70 = 3500/1890
3. Likewise, for the 2nd fraction, since 70 × 27 = 1890,
   80/70 = 80 × 27/70 × 27 = 2160/1890
4. Subtract the two like fractions:
   3500/1890 - 2160/1890 = 3500 - 2160/1890 = 1340/1890
5. After reducing the fraction, the answer is 134/189

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