1,467 prompts matching "Estimating the median by interpolation (IGCSE/WAEC Revision)"
Real-life question: Calculating the mean of a set
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More practice: Calculating an estimate of the mean
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Another worked example: Reading a quantity off a pictogram with part symbols
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Real-life question: Substituting a solution pair back into the harder equation
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Real-life question: Ordering quantities using the symbols =
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Another worked example: Why rounding twice can drift from the true value
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Teach me again: Judging whether a calculated answer is reasonable
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Extra quiz: Giving more figures than the data can support
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Another worked example: Why unlike surds cannot be combined
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Extra quiz: The conjugate used to rationalise a two-term denominator
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Real-life question: The distance of a point from the origin
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Another worked example: Finding an endpoint from the midpoint and the other end
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Teach me again: Writing a line parallel to another through a stated point
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Worked example: Factors, multiples and the highest common factor
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Explain back: Dividing powers of the same base
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Worked example: Multiplying the indices when a power is raised to a power
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Worked example: Finding the original amount after a percentage change
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Explain back: Factorising the difference of two squares
I have just studied factorising the difference of two squares in my SS1 Mathematics class.
Worked example: Constructing the perpendicular bisector of a line
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Explain back: The area of a parallelogram and of a trapezium
I have just studied the area of a parallelogram and of a trapezium in my SS1 Mathematics c