Use front-end rounding to round each number. Then, add or subtract the rounded numbers to get an estimated answer. Finally, find the exact answer.estimate exact
A. Estimate: 13.7; exact: 13.7722
B. Estimate: 13.6; exact: 13.7722
C. Estimate: 13.6; exact: 13.6821
D. Estimate: 13.7; exact: 13.7821
Answer: D
Mathematics
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A. 
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Provide an appropriate response.A machine part is fabricated to be 3
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