#### PV 11 – PLACE VALUE, PARTITION, ORDER TWO-DIGIT NUMBERS (CURRENTLY FREE)

Informal investigation of teen numbers as 10 and … is introduced in Place Value 4.

Formal place value of teen numbers is introduced in Place Value 7, focusing on Seeing 10 in 2 ways, Teen means 10, What is a digit?, Standard place value of teen numbers using fingers, Standard place value of teen numbers using a 10 frame and Standard place value of teen numbers using the place value chart.

**Children now begin to investigate standard and non-standard place value of teen numbers, then twenties numbers, and then higher two-digit numbers.**

**Children also investigate partitioning two-digit numbers, explaining when the partitions are place values and when they are not.**

**Children also investigate ordering tens and two-digit numbers on a number line.
Children also investigate finding the nearest 10s number to a two-digit number.
**This will allow children to begin to develop the understanding that they will apply to adding and subtracting single-digit numbers bridging 10, 20 and any decade – integrated with Addition and Subtraction 6, Addition and Subtraction 7 Addition and Subtraction 8 and Addition and Subtraction 9.

Select here for an INTERACTIVE video explaining the Teaching Resources and their intent and an INTERACTIVE Demonstration Lesson video

- VIDEO 1: Non-standard 10
- VIDEO 2: Non-standard Teen
- VIDEO 3: Place Value 20s - Fingers
- VIDEO 4: Place Value 20s - Blocks
- VIDEO 5: Place value 2-digit
- VIDEO 6: Partition 2-digit - Blocks
- VIDEO 7: Partition 2-digit - No Blocks
- VIDEO 8: Order Single-digit Numbers
- VIDEO 9: Order Teen
- VIDEO 10: Order 2-digit
- VIDEO 11: Order 10s
- VIDEO 12: Nearest 10
- Explicit Teaching Plan
- Teaching Powerpoint
- Investigate
- Problem Solving
- Problem Solving Powerpoint