Understanding that multiplication and division are inverse operations
Understanding that multiplication and division are inverse operations
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Lesson details
Key learning points
- In this lesson, we will explore the concept of inverse operations with regards to multiplication and division. As a result, we will use our times tables knowledge to help us answer division questions.
Licence
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.
Bar models help us by...
giving us the exact answer
having nice colours
Q2.
Arrays and bar models can represent the same thing?
False
Q3.
This bar model could show...
12 x 9
3 x 6
5 x 6
Q4.
What could be the question this bar model is showing?
16 x 3 =
4 x 3 = 16
4 x 5 = 16
Q5.
4 x ? = 20 (Use the bar model to help you)
20
4
6
5 Questions
Q1.
The inverse of multiplication is...
addition
subtraction
Q2.
Knowing your times tables can help to solve division calculations
false
Q3.
The inverse of 3 x 4 = is
3 x 3 =
4 x 3
4 x 4
Q4.
Which multiplication fact will help you solve this division calculation? 18 ÷ 6 =
18 ÷ 2 = 9
6 ÷ 2 = 3
6 x 6 =36
Q5.
I have 30 sweets to share with my friends. I have 5 friends. How many sweets will each of them get?
30
35
5