Rounding Numbers 261018

Jasmine Ngatokoa

Friday 26 October 2018

Rounding Numbers

WALT: do rounding numbers

Success Criteria:

• I must identify the number in the place value
• I must then find the numbers between that number
• I then must look to the number in the right,
• to help me decide whether to round up or down.

4,897,542.854

Round the number above to the:

• Nearest thousands
• Nearest tenths
• Nearest ten thousands
• Nearest hundredths
• Nearest tens
• Nearest whole number
• Nearest hundreds

• Nearest thousands

4,897,542.854 is between 4,897,000 and 4,898,000.
Since 5 or more in this situation rounds up,
I will round towards 4,898,000.

• Nearest tenths

4,897,542.854 is between 4,897,542.800 and 4,898,542.900.
Since 5 or more in this situation rounds up,
I will round towards 4,898,542.900.

• Nearest ten thousand

4,897,542.854 is between 4,890000 and 4,898,542.900.
Since 5 or more in this situation rounds up, I will round towards 4,898,542.900.

• Nearest hundredth

4,897,542.854 is between 4,897,542.850 and 4,898,542.860.
Since 4 is less than 5,
I will round down towards 4,897,542.850.

• Nearest ten

4,897,542.854 is between 4,897,540 and 4,898,550.
Since 2 is less than 5,
I will round down towards 4,897,540.

• Nearest whole number

4,897,542.854 is between 4,897,542 and 4,898,543.
Since 8 is greater than 5,
I will round up towards 4,897,542.

• Nearest hundred

4,897,542.854 is between 4,897,500 and 4,898,600.
Since 4 is less than 5,
I will round down towards 4,897,500.