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2005 AMC 10A Problem 16

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2005 AMC 10A Problem 16AMC 10 Step by Step
Name:                             Date: September 13, 2026
Bases & Digits · difficulty 2 of 5 · about 3 min · position P16-20

The sum of the digits of a two-digit number is subtracted from the number. The units digit of the result is 66 . How many two-digit numbers have this property?

  1. A)

    55

  2. B)

    77

  3. C)

    99

  4. D)

    1010

  5. E)

    1919

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