Memory.com™ is an online application and educational tool designed for studying, learning and revision. Memory is not a game and is not available offline or associated with any other company.
Memory is originally based on the Supermemo SM-2 spaced repetition Algorithm.
Read more about our online study algorithms

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Maths, Approximation

Usually when estimating a calculation, numbers are rounded to ___ significant figure. The 'approximately equal to' sign, ≈, is used to show that values have been _______.

One, rounded

Author

Usually when estimating a calculation, numbers are rounded to _ significant figure. The 'approximately equal to' sign, ≈, is used to show that values have been _____.