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Regroup to Simplify – Associative Property

publish date: 2026/05/10 01:12:7.532977 UTC

volume_mute

Find the product by regrouping cleverly: \((4 \times 125) \times 9\)

Correct Answer

4,500

Explanation

\[(4 \times 125) \times 9 = 500 \times 9 = 4{,}500\]

Here there is no better regrouping — multiply 4 × 125 = 500 first, then 500 × 9 = 4,500.

Reference

go-math-science.com

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