540 prompts matching "Checkpoint in Real Life: A polygon with one unknown interior angle"
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An equation carrying a fraction on each side Quiz
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Making sure a denominator cannot be nought Quiz
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A journey problem solved with fractions Quiz
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Spot My Mistake: A work-rate problem solved with fractions
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Finding the value of 2x squared minus x when x is minus 3 Quiz
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Spot My Mistake: Substituting a fraction into an expression
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Substituting into a formula that has two letters Quiz
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Spot My Mistake: Making a letter the subject in a single step
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Spot My Mistake: Making a letter the subject in several steps
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Spot My Mistake: Adding the two equations to eliminate a letter
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Substituting the expression into the second equation Quiz
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Choosing the values of x for a table Quiz
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Reading a solution off the point of intersection Quiz
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Spot My Mistake: Reading the solution off the point where two lines cross
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Spot My Mistake: What inverse variation means
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Spot My Mistake: What joint variation means
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Spot My Mistake: A ratio problem set in a Nigerian market
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Spotting direct proportion in a table of values Quiz
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Spot My Mistake: Converting naira into dollars at a given rate
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Spot My Mistake: Telling direct proportion from inverse proportion
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