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Write the repeating decimal as a fraction.\newline.399399399.399399399

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Q. Write the repeating decimal as a fraction.\newline.399399399.399399399
  1. Calculate total tape needed: Let's determine the number of rolls the electrician needs to order by dividing the total amount of tape needed by the amount of tape on each roll.\newlineCalculation: 8,000 cm8,000 \, \text{cm} (total tape needed) ÷2,000 cm\div 2,000 \, \text{cm} (tape per roll) =4= 4 rolls

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