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MF.NS.2 Standard MF-002-A09-V04

Estimate sums, products, quotients, and percent results, then judge whether an exact answer is reasonable.

Use an estimate to check an exact answer

Problem

Liam claims \(1,536~\div~48~=~32\). Use \(1,500~\div~50\) as the benchmark. A gap up to \(10\%\) of the benchmark is reasonable. Compare the positive gap with the \(10\%\) limit.

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Four variants of this problem type
Curriculum context
Standard
MF.NS.2
Category
Number Sense
Domain
Estimation and Reasonableness
Objective
Estimate sums, products, quotients, and percent results, then judge whether an exact answer is reasonable.
Problem type
Use an estimate to check an exact answer