1,398 prompts matching "IGCSE quiz: Cancelling a common factor, and when you may not cancel"
Spot my mistake: Using relative frequency as an estimate
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Find my error: Reading the remainders of a base five conversion upward
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Teach me again: Why borrowing in base five carries a value of five
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Find my error: Dividing one binary number by another
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Teach me again: The division law applied to an expression with several bases
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Teach me again: Deciding how many places to move the decimal point
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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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Teach me again: Converting a rate from one pair of units to another
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Teach me again: Converting naira into a foreign currency at a given rate
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Teach me again: Why the empty set is a subset of every set
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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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Teach me again: Predicting a value from a direct proportion constant
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Teach me again: Forming a quadratic whose roots are given as fractions
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Teach me again: The right-angle hypotenuse-side condition
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Teach me again: Choosing the classes for a frequency table
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Find my error: Comparing two categories on a bar chart
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Find my error: Why the modal class depends on the class width
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Teach me again: Using the cosine ratio to solve
You are my personal SS1 Maths tutor. Teach me using the cosine ratio to solve a right-angl