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The problem asks to round the number 0.00798516 to three significant figures.

ArithmeticRoundingSignificant FiguresDecimal Numbers
2025/4/11

1. Problem Description

The problem asks to round the number 0.00798516 to three significant figures.

2. Solution Steps

To round the number 0.00798516 to three significant figures, we need to identify the first three significant digits. Leading zeros are not significant, so the first three significant digits are 7, 9, and

8. The number after the third significant digit (8) is

5. Since it is 5 or greater, we round up the third significant digit. Therefore, 8 becomes

9. The number 0.00798516 rounded to three significant figures is 0.

0
0
7
9
9.

3. Final Answer

C. 0.00799

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