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Shopping Estimates
At a store, round prices to estimate your total. Items cost $2.85, $4.10, and $3.50 → about $3 + $4 + $4 = $11. You know you need roughly $11.
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Mathematics — Rounding and Estimating
At a store, round prices to estimate your total. Items cost $2.85, $4.10, and $3.50 → about $3 + $4 + $4 = $11. You know you need roughly $11.