Related Calculations Year 3 Multiplication and Division Learning Video Clip

Related Calculations Year 3 Multiplication and Division Learning Video Clip

Step 2: Related Calculations Year 3 Multiplication and Division Learning Video Clip

We catch up with Vodi and Efna once more in the Neolithic village of Skara Brae. Pupils will help Vodi and Efna work out related calculations when planning a feast, use related calculations to work out how many men went out fishing and help Vodi and Efna to work out who has correctly created the most related calculations.

More resources for Spring Block 1 Step 2.

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Discussion points for teachers

1. How many loaves of bread does he have? Write a calculation to show this.
Discuss the calculation and how this should be written.
3 x 4 = 12 loaves of bread per table.

2. If each loaf of bread each cost 10 coins, how much would the loaves have cost? Write the related calculation.
Discuss this as a related calculation to the first question. Discuss how this will help you work out the correct answer.
3 x 40 = 120 coins.

3. Do you agree with Efna?
Discuss the original calculation and what related calculations can be created as a result. Discuss whether Efna’s reasoning is correct.
Efna is correct. 5 x 2 = 10, made 10 times bigger equals 100.

4. Who has the correct number of calculations?
Discuss the different calculations that can be created from the numbers. Discuss who is correct.
Vodi is correct. 3 x 6 = 18, 3 x 60 = 180, 30 x 6 = 180.

5. Who is correct?
Discuss the calculations and related calculations. Discuss each statement and decide which is correct.
Efna and Vodi are both correct. 50 x 3 = 150 is the same as 30 x 5 = 150.

6. What related fact can Dad use to help him? How many pieces of stone will be needed?
Discuss the related facts that will help solve the problem. Discuss other ways of presenting the problem.
Dad can use 3 x 4 = 12 to help him work out 3 x 40 = 120.

National Curriculum Objectives

Mathematics Year 3: (3C8) Solve problems, including missing number problems, involving multiplication and division, including positive integer scaling problems and correspondence problems in which n objects are connected to m objects

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