This math topic focuses on identifying possible digits for a specific position in multiplication products. It specifically targets understanding the ones digit of the product through various problems. Each question presents a scenario where a digit (from 0-9) needs to be identified as the potential ones digit in a multiplication result. The exercise is part of a broader unit on digits and divisibility, offering a fundamental exploration into numerical properties and their implications in mathematical operations.
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Each letter is a digit (0-9). Which digit is possible in the box with a question mark?