Class 7 · Mathematics · Easy level · 7 questions
Approximation & Estimation: Easy 2
No measurement is ever exact. Learning to say how wrong a number might be is a more useful skill than getting more decimal places. In Class 7 Mathematics the topic covers significant figures, estimating by eye, limits of accuracy and bounds in a calculation. This quiz is the easy start: the questions check the basic ideas, the right one to take straight after reading the lesson. 7 questions (multiple choice), marked the moment you finish, with the reason for every answer.
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Your score is saved against Approximation & Estimation, so you can see which topics are solid and which need another go.