# Place Value and Estimation

## Presentation on theme: "Place Value and Estimation"— Presentation transcript:

Place Value and Estimation
Unit 1 – Day 4 Place Value and Estimation

Place Value – How to name digits
Unit 1, Day 4 - Place Value & Estimation Place Value – How to name digits Ten Thousands Thousands Hundreds Tens Ones Tenths Hundredths

Name the place value for each digit 65, 908.43
8 9 4 3 Thousands Tens Ones Hundreds Tenths Hundredths

Name the place value for each digit 34, 279.01
2 Ones Tens Hundredths Thousands Tenths Hundreds

Name the digit in each place value 79, 504. 23
Thousands Tens Ones Hundreds Hundredths Tenths 9 4 5 3 2

Rounding to a place value
Ex: Round to the nearest tenth 3.478 Look at the digit to the right of the place If it is 5 or higher, round up If not, stay 3. 478 Since 7 is greater than 5, we round up 3.5

Ex: Round to underlined place value
Unit 1, Day 4 - Place Value & Estimation Ex: Round to underlined place value 578 45.329 234.99 122.98 851 580 45.3 230 123 900