The expression 0 × 9 + 9 ÷ 9 must be solved using the correct order of operations.
Complete multiplication and division first:
0 × 9 = 0
9 ÷ 9 = 1
Now add the results:
0 + 1 = 1
The correct answer is 1.
Many people get this wrong because they add before completing multiplication and division.
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