# 4.5.6. Approximation

Fill in the blanks in the following table:

NumberApproximated to the Nearest 10 000Approximated to the Nearest 10 00Approximated to the Nearest 100Approximated to the Nearest 10Approximated to the Nearest Unit
194 034.854
• A
190 000
,
194 000
,
194 000
,
194 030
,
194 035
• B
190 000
,
194 000
,
194 035
,
194 030
,
194 000
• C
194 034
,
190 000
,
194 000
,
194 000
,
194 040
• D
194 034
,
190 000
,
194 040
,
194 000
,
194 000

### Example

Fill in the blanks in the following table:

NumberApproximated to the Nearest 10 000Approximated to the Nearest 10 00Approximated to the Nearest 100Approximated to the Nearest 10Approximated to the Nearest Unit
194 034.854
• A
190 000
,
194 000
,
194 000
,
194 030
,
194 035
• B
190 000
,
194 000
,
194 035
,
194 030
,
194 000
• C
194 034
,
190 000
,
194 000
,
194 000
,
194 040
• D
194 034
,
190 000
,
194 040
,
194 000
,
194 000

### Solution

To approximate to the nearest : is closer to than . Therefore, .

To approximate to the nearest : is closer to than . Therefore, .

To approximate to the nearest 100: is closer to than . Therefore, .

To approximate to the nearest 10: is closer to than . Therefore, .

To approximate to the nearest unit: The digit in the tenths place (8) is greater than or equal to 5, so round up the next greatest whole number.

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