Problem preview

MF.NS.4 Standard MF-004-A04-V04

Use commutative, associative, and distributive structure to rewrite and simplify numerical expressions efficiently.

Choose the best property-based rewrite

Problem

Rewrite \(4.8~+~1.7~+~5.2~+~0.3\) in a way that makes mental math easy. Use number properties, then find the total.

Answer choices

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(4.8 + 5.2) + (1.7 + 0.3) = 10.0 + 1.73 = 11.73

(4.8 + 1.7) + (5.2 + 0.3) = 6.5 + 5.3 = 11.8

(4.8 + 5.2) + (1.7 + 0.3) = 10.0 + 2.0 = 12.0

(4.8 + 0.3) + (1.7 + 5.2) = 5.0 + 6.9 = 11.9

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Curriculum context

Course: Math Foundations
Standard: MF.NS.4
Category: Number Sense
Domain: Numerical Expressions
Objective: Use commutative, associative, and distributive structure to rewrite and simplify numerical expressions efficiently.
Problem type: Choose the best property-based rewrite