Answers

Subtract 8/54 from 75/70

1^st number: 1 5/70, 2^nd number: 8/54

75/70 - 8/54 is 349/378.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 70 and 54 is 1890
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1890
2. For the 1st fraction, since 70 × 27 = 1890,
   75/70 = 75 × 27/70 × 27 = 2025/1890
3. Likewise, for the 2nd fraction, since 54 × 35 = 1890,
   8/54 = 8 × 35/54 × 35 = 280/1890
4. Subtract the two like fractions:
   2025/1890 - 280/1890 = 2025 - 280/1890 = 1745/1890
5. After reducing the fraction, the answer is 349/378

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