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Anil writes the largest 7-digit number and the smallest 7-digit number, then finds their difference.
What is the difference?

Class 7Expressing Large NumbersNumber System
  • A8099999
  • B17999998
  • C9899999
  • D8999999

Step-by-Step Solution

Largest 7-digit = 99,99,999; smallest = 10,00,000. Difference = 9999999 - 1000000 = 8999999.
Answer: D) 8999999

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