Year 4
Deriving Multiplication Facts
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Lesson details
Key learning points
- In this lesson, we will learn how to represent multiplication equations pictorially. Then, we will explore how we can derive new facts from known multiplication facts.
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This content is made available by Oak National Academy Limited and its partners and licensed under Oak’s terms & conditions (Collection 1), except where otherwise stated.
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5 Questions
Q1.
What is the whole represented in the bar model?
10
18
6
Q2.
How many equal parts are represented here?
17
7
72
Q3.
What calculation are we using to find the whole?
10 - 5
5 + 8
Q4.
Select the bar models that does not represent a division or multiplication problem.
Option 2
Option 3
Q5.
To represent a two-step word problem, you need to draw two different bar models?
False
5 Questions
Q1.
What is the product in the equation below? 3 x 4 = 12
3
4
Q2.
Select the equations that shows the commutative law.
11 x 3 = 33 and 27 + 6 = 33
2 + 7 = 9 and 3 x 3 = 9
Q3.
What equation is represented here?
11 x 2 and 2 x 11
3 x 5 and 5 x 3
Q4.
What is the product of this array?
11
30
40
Q5.
Select the equations for this array.
10 x 7 = 70 and 10 x 3 = 30
100 x 10 = 1000