I predict that this problem is going to be about the four operations.
Fill in the missing number.
There was nothing that I needed to clarify in this question.
The tool that I used in this problem was ‘Have I Seen a Similar Problem?’
THE BIG QUESTION:
What is the correct numeral that completes the number sentence?
I found this problem very easy because I know my operations very well and used the tool, ‘Have I Seen a Similar Problem?’ because I have a strategy that I use for every problem similar to this one.
My answer was 9.
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