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Mathematics, 17.10.2019 01:00 penacesar18p9jrdh

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10. estimate using front-end digits with adjustment: 4,163
+ 7,385


problem  10. estimate using front-end digits with adjustment: 4,163 + 7,385

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Answers: 2

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10. estimate using front-end digits with adjustment: 4,163
+ 7,385

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