Please note: This site contains links to websites not controlled by the Australian Government or ESA. Read more in the Terms of Use.
Tangrams 2 – investigating fractions
Use tangram pieces to explore various maths ideas such as fractions and area. This task challenges students to prove their observations.
Additional details |
|
| Year level(s) | Year 3, Year 4 |
|---|---|
| Audience | Student, Teacher |
| Purpose | Teaching resource, Teaching strategies |
| Format | Video |
| Teaching strategies and pedagogical approaches | Questioning, Targeted teaching, Concrete Representational Abstract model |
| Keywords | rectangle, square, triangle, parallelogram, fractions, half, quarter, reasoning, problem solving, explicit teaching |
Curriculum alignment |
|
| Curriculum connections | Numeracy |
| Strand and focus | Number, Space, Build understanding |
| Topics | Fractions, Shapes and objects, Using units of measurement |
| AC: Mathematics (V9.0) content descriptions |
AC9M3N02
Recognise and represent unit fractions including 12, 13, 14, 15 and 110 and their multiples in different ways; combine fractions with the same denominator to complete the whole
AC9M4N03
Find equivalent representations of fractions using related denominators and make connections between fractions and decimal notation |
| Numeracy progression |
Interpreting fractions (P5)
|
Copyright details |
|
| Organisation | NSW Department of Education |
| Copyright | © State of New South Wales (Department of Education), 2020 Creative Commons Attribution 4.0, unless otherwise indicated. |
Related resources
-
reSolve: Reasoning with 3D objects
A series of inquiry-based lessons about the properties of three-dimensional objects.
Resource details -
reSolve: Measurement – parcel in the post
An inquiry-based lesson using dimensions and mass to calculate the most cost-effective way to send a parcel.
Resource details -
reSolve: Measurement – jump!
Two inquiry-based lessons investigating jumping distances, involving estimating, measuring, collecting data and making calculations.
Resource details -
reSolve: Authentic problems – expanded square
A series of inquiry-based lessons where students use fractions and area calculations to explore designs based on the Japanese art form Notan.
Resource details -
reSolve: Authentic problems – bottle flipping
A series of lessons using fractions and data collection to answer an inquiry question about how full a bottle needs to be to 'flip' easily.
Resource details -
reSolve: Assessing reasoning – Year 4 exemplars
Three exemplar tasks designed to assess mathematical reasoning in Year 4, with supporting notes and annotated work samples.
Resource details -
Cutting it up
Students work with different materials and models to gain a rich knowledge of the fraction concept.
Resource details -
Left overs
Students use number lines to compare, order and add fractions. They investigate equivalent fractions using fraction walls and model and record fractions using words, symbols and materials.
Resource details