Find the sum of the smallest 5-digit and largest 4-digit numbers?
August 31, 2021
10000 + 9999 = 19999;
Five-digit numbers are numbers from 10000 to 99999, consisting of five digits. 10000 is the smallest five-digit number. Four-digit numbers are numbers from 1000 to 9999, consisting of four digits. The largest four-digit number is 9999.
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