Number & Algebra
Chapter 6 | Solving problems using all four operations
Teacher Resource Sheets
Which operation? (page 126)
Save the animals (Getting started 6)
(This sheet could be used to introduce a real-life example of having to work out which operation to use. You could use it in conjunction with the teaching on page 123 or Activity 1 on page 126.)
This displays the Getting started on page 123. You could play this game with a class or group.
Word clues (Teacher Resource Sheet 48)
(This sheet could be used just before Activity 1 page 126.)
This displays some words and asks students to group them into words that are likely to mean addition, subtraction, multiplication or division.
How can you tell? (Teacher Resource Sheet 49)
(This sheet could be used before Activity 1 page 126.)
This displays one addition, one subtraction, one multiplication and one division problem and asks students how they can tell which is which.
Which equation? (Teacher Resource Sheet 50)
(This sheet could be used prior to Activity 1 page 126.)
This displays four problems with the same numbers and four equations and asks students to match them.
Using more than one operation to solve a problem (page 128)
Waka ama competition
These s might be useful to show before doing the Activity 2 question 1 on page 129.
https://www.youtube.com/watch?v=27UHoprwCs0 or
https://www.youtube.com/watch?v=QGwDmcrvPOc
These two websites are in Maori with English subtitles.
A problem to talk about (Teacher Resource Sheet 51)
(You could use this in conjunction with the extra task “Mathematician’s guide to problem solving” found under the Extra Tasks tab for this chapter.)
This displays a multi-step problem to work through. If you can display this on a write on surface or smart board, you can work through the problem with your class.
Using the calculator (page 133)
Estimate first (Teacher Resource Sheet 52)
(You could use this in conjunction with the teaching on page 133 of the Student Resource Book to help remind students about the importance of estimating when using the calculator.)
This displays some calculations and asks students to work out an estimate of the answer.
Calculator race (Teacher Resource Sheet 53)
(You could use this in conjunction with or prior to Activity 5 on page 133 of the Student Resource Book to give students practice at using the calculator.)
This displays some calculations and students race a partner to find all the answers using their calculator.
