Answers

Subtract 48/70 from 16/45

16/45 - 48/70 is -104/315.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 45 and 70 is 630
   
   Next, find the equivalent fraction of both fractional numbers with denominator 630
2. For the 1st fraction, since 45 × 14 = 630,
   16/45 = 16 × 14/45 × 14 = 224/630
3. Likewise, for the 2nd fraction, since 70 × 9 = 630,
   48/70 = 48 × 9/70 × 9 = 432/630
4. Subtract the two like fractions:
   224/630 - 432/630 = 224 - 432/630 = -208/630
5. After reducing the fraction, the answer is -104/315

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