LQ Are some addition methods better than others? RAG

Key Words: Calculation, Operation, Accuracy, 4 May 2023

Starter Activity

Look at the sets of questions.

Look for the hardest questions that you are sure you can answer correctly and answer them.

Then look for the hardest questions that you think you can answer correctly and answer them.

Copy and complete the sentence by writing either

I am starting this unit of work on level……… or

I am starting this unit of work not yet at level 3.

I am starting this unit of work ……………………………………….

Class Discussion – Words that you may use when working with ..... Addition

+

Choose a question that you can answer confidently.

Write your answer on your mini whiteboard.

You must show how you worked it out.

23 + 34 239 + 426 23.5 + 67.9 12.4 + 234.71

Class Methods 23 + 34

Class Methods 239 + 426

Class Methods 23.5 + 67.9

Class Methods 12.4 + 234.71

Longhill School Raise Money for the RNLIThe RNLI have over 4500 volunteer members.

Every volunteer needs to be trained in search and rescue techniques and life saving skills.

Volunteers have to go on training courses and they need to have specialist equipment and clothing.

In this lesson you will be using addition techniques to calculate the cost of some of these items.

Are some addition methods better than others?

You must give reasons for your answer.

Tips I would give a friend to solve this problem are .........

I have made a link between this topic and …

To help me move forward, when I got stuck today, I ….

Today I interacted with the teacher by ……

Today I am still unsure about ………………

To fill in this gap I intend to …………

A barrier to my learning today was………..

I will try to overcome by …..

Today I explained to ……….

how to …………..

Something I have learnt today about the way I learn is ………

At home, I need to look at ………………