Testing Triangles

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Purpose

This is a level 2 number activity from the Figure It Out series. It relates to Stage 5 of the Number Framework.
A PDF of the student activity is included.

Achievement Objectives
NA2-3: Know the basic addition and subtraction facts.
Student Activity

Click on the image to enlarge it. Click again to close. Download PDF (190 KB)

Specific Learning Outcomes

use addition facts to solve puzzles

Required Resource Materials
Triangle tiles (see copymaster 1)

Blank Triangle tiles (see copymaster 2)

FIO, Level 2-3, Basic Facts, Testing Triangles, page 21

scissors

classmate (optional)

Activity

Activities One and Two


These activities are matching games for basic addition facts. There is a copymaster of both a blank and completed set of triangle tiles at the back of this booklet. If the students are drawing up their own jigsaw puzzles, they should begin by marking out a composite triangle on isometric dot paper, like this:

triangles.

Before they cut up the triangle, get students to draw a model solution plan to keep on the back of the triangle pieces’ storage envelope.

Answers to Activities

Activity One
An activity with no set answers. Outcomes will vary depending on the tiles that are given out to the students.
Activity Two
Students will create their own triangle tiles.

Add to plan

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Level Two