Inverse Operations Year 5 Addition and Subtraction Learning Video Clip

Inverse Operations Year 5 Addition and Subtraction Learning Video Clip

Step 4: Inverse Operations Year 5 Addition and Subtraction Learning Video Clip

Tripp and Tori Backpacker are visiting the continent of South America. They are touring the rainforest.

More resources for Autumn Block 2 Step 4.

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Discussion points for teachers

1.How many square miles of rainforest were there five years ago?
Discuss strategy required to answer question. What has happened to the area of land?
48,356

2.Which animal was there more of before the deforestation process started?
Discuss best way to answer question. What information is required to solve?
Poison dart frogs – 44,163

3.How many trees were cut down in October?
Discuss possible approaches and identify what is already known. This question is open-ended for the children to explore.
Various answers, between 11,602 and 16,700

4.How many more species of animals have been discovered?
Discuss strategy required to answer question. Discuss what is and what isn’t important information.
35,441

5.How many more durian fruits did they sell this year than last year?
Discuss strategy required to answer question.
17,866

Optional discussion points:

What will happen to animal populations if trees continue to be cut down?

National Curriculum Objectives

Mathematics Year 5: (5C2) Add and subtract whole numbers with more than 4 digits, including using formal written methods (columnar addition and subtraction)

Mathematics Year 5: (5C4) Solve addition and subtraction multi-step problems in contexts, deciding which operations and methods to use and why

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    2 Comments

  1. Anybody else have trouble loading this to view it?

    Jo-Anna Furse

    October 16, 2019

    • Good afternoon Jo-Anne . Thank you for contacting us.
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      Andrea Bell

      October 16, 2019

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