AC9M3N03
Add and subtract two- and three-digit numbers using place value to partition, rearrange and regroup numbers to assist in calculations without a calculator
- Plus Plan
Split Strategy
A 60-minute lesson designed to progress students' understanding of mental addition by partitioning numbers into place value to help them find a total.
- Plus Plan
Exploring 4-Digit Place Value Unit Plan
This Mathematics unit addresses a range of place value concepts involving 4-digit numbers.
- Plus Plan
Finding Your Strategy
A 60-minute lesson designed to reinforce that students can choose to use different addition strategies in different situations.
- Plus Plan
Jump Strategy
A 60-minute lesson designed to explore the jump strategy for adding two- and three-digit numbers.
- Plus Plan
Partitioning Numbers to 10 000
A 60 minute lesson in which students will investigate how place value can be used to partition numbers into smaller parts.
- Plus Plan
Concrete Materials
A 60-minute lesson to reinforce students' understanding of basic addition principles, using concrete materials.
- Plus Plan
Exploring 4-Digit Place Value - Assessment
An assessment task in which students will demonstrate an understanding of place value in the thousands.
- Plus Plan
More and Less - 10, 100, 1000
A 60 minute lesson in which students will add or subtract 10, 100 or 1000 from a 4-digit number.
- Plus Plan
Expanding Numbers to 10 000
A 60 minute lesson in which students will investigate how place value can be used to expand numbers.