1,483 prompts matching "An inequality solved without reversing the sign, and what goes wrong"
Worked example: Subtracting algebraic fractions using the lowest common multiple
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Worked example: Listing all the subsets of a small set
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Worked example: Forming an equation from a described inverse proportion
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Worked example: Solving a quadratic with the formula
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Worked example: Proving two triangles congruent by angle-side-angle
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Worked example: Leaving equal gaps between the bars of a bar chart
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Worked example: Adding two durations that cross into the next hour
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Worked example: Substituting numbers into an algebraic
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Worked example: Constructing an algebraic expression
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Worked example: Choosing a sensible degree of accuracy for an answer
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More practice: Locating the decimal point correctly after using logarithm tables
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More practice: Dividing a quantity into a given proportion
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More practice: Factorising an algebraic expression by finding
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More practice: A linear equation with the unknown in the denominator
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More practice: Using BODMAS to correctly order the four operations
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Extra quiz: Substituting numbers into an algebraic expression
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More practice: Simplifying an expression by collecting
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Extra quiz: Constructing an algebraic expression from a word
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More practice: Expressing a direct proportion between two quantities
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Extra quiz: Plotting Cartesian coordinates in two dimensions
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