# Number and Place Value

```Number and Place Value
Parent Workshop
Australian Curriculum
We teach;
1. Number and Place Value
-Subtraction
-Counting
-Multiplication
2. Measurement
Length/mass/capacity
3.Statistics and Probability
-Chance and Data
What Is Place Value?
The value of a digit due to it’s position in a
number.
Th,HTO
2,564 (2 000)
5,624 (20)
5,246 (200)
Why Teach Place Value?
It helps greatly to understand how we add and
subtract numbers.
We add ones first, then tens.
16
+ 11
Regrouping
Place Value helps greatly when learning how to add
numbers with regrouping.
TO
1
19
+ 18
37
Place Value
-Group, partition, and rearrange collections up
to 1,000 in hundreds, tens and ones.
--Group, partition, and rearrange collections up
to 10,000 to assist with calculations.
Place Value v’s Number Value
Place value is the value of a digit based on its
position. 2958 (2=2000 9=900 5=50 8=8)
Number value is the total value of a number .
2958 = total value
How Do We Teach It?
1.
2.
3.
4.
5.
6.
7.
Bundle Sticks Investigation
Dot Cards to Build Numbers
Place Value Mats (H,T,O)
Number Cards
Expanded Notation 532=500+30+2
Skill and Drill Worksheets
Demonstration of each by Ms. Denise
Home Learning
Here are some fun activities you can do at home to reinforce number and place
value learning.
-
-
Excellent Free Games Online; http://resources.woodlands-junior.kent.sch.
uk/maths/interactive/numbers.htm#Place
-
Build numbers using little bags of tens (pasta/rice lego).
-Expanded notation
Home Learning
-Draw the place value of these numbers;
TO
45
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Home Learning
-What is the place value of these digits;
67 (7)
522 (20)
7295 (7000)
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