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Explain how estimating helps you check the reasonableness of your answer

Explain how estimating helps you check the reasonableness of your answer
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Explain how estimating helps you check the reasonableness of your answer

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User Aneurinc
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It gets you closer to your answer.
Ex: 11×2-- Round 11 to 10 and then multiply and get 20. But if you get some answer like 50, you know it is wrong. But the answer is 23
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User Samiul Amin Shanto
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