Question

find the sum of the smallest and the biggest 4digits number formed by the digits 420 and 9​

Answer 1

Answer:

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Answer 2

Answer:

one example

Step-by-step explanation:

The smallest 4-digit number = 1000. The greatest 4-digit number = 9999. Therefore, we have 9000 four-digit numbers. Out of which 1000 is the smallest and 9999 is the biggest 4 digit numbers.

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