| Carry out calculations with more than one step using brackets and the memory; use the square root and sign change keys. |
Carry out more difficult calculations effectively and efficiently using the function keys for sign change, powers, roots and fractions; use brackets and the memory. |
Use a calculator efficiently and appropriately to perform complex calculations with numbers of any size, knowing not to round during intermediate steps of a calculation; use the constant, π and sign change keys; use the function keys for powers, roots and fractions; use brackets and the memory. |
Use an extended range of function keys, including the reciprocal and trigonometric functions. |
Use calculators to explore exponential growth and decay, using a multiplier and the power key. |
Use calculators, or written methods, to calculate the upper and lower bounds of calculations in a range of contexts, particularly when working with measurements. |
Enter numbers and interpret the display in different contexts (decimals, percentages, money, metric measures).
The Apprentice Business Game
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Enter numbers and interpret the display in different contexts (extend to negative numbers, fractions, time). |
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Use standard index form, expressed in conventional notation and on a calculator display; know how to enter numbers in standard form. |
Calculate with standard index form, using a calculator as appropriate. |
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