# Lesson overview:Rounding 5-digit numbers to the nearest 10 000 and 1000

- In this lesson, we will be using number lines to round 5-digit numbers to the nearest multiple of 10 000 and the nearest multiple of 1000.

## Core Content

- In this lesson, we will be using number lines to round 5-digit numbers to the nearest multiple of 10 000 and the nearest multiple of 1000.

## Reasoning with large whole numbers:

- Identifying the place value of digits in 5-digit numbers
- Comparing 5-digit numbers
- Ordering and comparing 5-digit numbers using a number line
- Rounding 5-digit numbers to the nearest 10 000 and 1000
- Rounding 5-digit numbers to the nearest 100, 1000 and 10 000
- Identifying the place value of the digits in 6-digit numbers
- Comparing 6-digit numbers using inequalities
- Ordering and comparing 6-digit numbers using number lines
- Rounding 6-digit numbers to the nearest 100 000 and 10 000
- Rounding 6-digit numbers to the nearest 1000, 10 000 and 100 000
- Solving problems involving rounding
- Solving problems involving place value and rounding
- Investigating Roman Numerals up to 100
- Investigating Roman Numerals up to 1000
- Solving problems involving Roman Numerals