KS2 Primary Maths Age 13-17 - Ratio, Proportion and Algebra: Finding Missing Numbers - Explained

The video tutorial demonstrates how to solve a subtraction problem, 435 minus 30, by writing it out to ensure accuracy. The teacher explains the process step-by-step, emphasizing the importance of aligning digits correctly in their respective columns. The final answer is calculated as 405, and the teacher highlights the importance of verifying the result.

What is the first calculation mentioned in the text?

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Why does the speaker choose to write out the calculation instead of doing it in their head?

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What method does the speaker use to organize their subtraction?

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What is the final answer given by the speaker after performing the subtraction?

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How many marks does the speaker mention for the correct answer?

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