e.g. 4 + (-3) - (-5)
e.g. Write the number 23 000 in standard form
Work out answers that have powers (indices) in them. e.g. What is 7⁵ / 7³?
e.g. 6 x (-4)
Know the square number sequence and find the square root of a number. e.g. What is the square root of 49?
Know the cube number sequence. e.g. Which of these is not a cube number? 1, 16, 125, 1000
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