1,313 prompts matching "Depreciation as compound interest with a negative rate"
Teach me again: Checking a logarithmic power calculation by estimation
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Find my error: Simplifying a ratio whose parts are given in different units
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Check my understanding: Solving a real-life percentage
I am in SS 1. I think I understand solving a real-life percentage increase or decrease pro
Another worked example: Simplifying an expression containing a fraction
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More WAEC practice: Simplifying algebraic expressions
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Teach me again: Adding algebraic fractions whose denominators share a factor
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Check my understanding: Factorising an expression whose common factor carries a minus sign
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Real-life question: Manipulating directed (positive
Act as my SS1 Maths tutor. Set me a fresh word problem about a student saving allowance in
More WAEC practice: Describing a set using set-builder
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Teach me again: Why the empty set is a subset of every set
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Check my understanding: Two sets whose intersection is empty
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Find my error: Shading a region of a two-set Venn diagram
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Teach me again: Checking the solution of a linear equation by substituting it back
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Another worked example: A pair of simultaneous equations from a word problem
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Teach me again: Predicting a value from a direct proportion constant
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Another worked example: Factorising a quadratic whose leading coefficient is not one
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Another worked example: Choosing sensible x values for a linear table
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More WAEC practice: Reading off values from a straight-line
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Teach me again: The gradient of a horizontal and of a vertical line
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More WAEC practice: Applying the condition that two triangles
Act as my WAEC Mathematics coach. I am in SS 1. Give me another WAEC-style objective quest