Place Value Challenge: Finding Numbers with Equal Hundreds and Units Digits

To solve this problem of choosing a number whose hundreds digit equals its units digit, we should analyze each given option:

• Option 1: $550$
  - Hundreds digit: $5$
  - Units digit: $0$
• Option 2: $353$
  - Hundreds digit: $3$
  - Units digit: $3$
• Option 3: $22$
  - This is a two-digit number and not applicable.
• Option 4: $112$
  - Hundreds digit: $1$
  - Units digit: $2$

Analyzing these options, only option 2, $353$, has equal hundreds and units digits.

Thus, the solution to the problem is $353$.