Exploring commutativity
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Lesson details
Key learning points
- In this lesson, we will investigate the commutative law in multiplication, and compare the property with how division behaves. We will explore the terms 'product' and 'dividend'.
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5 Questions
Q1.
What is the Commutative Law?
A maths law - the order of addends and factor cannot be changed.
Q2.
6 x 4 has the same product as 4 x 6.
False
Q3.
12 x 4 has the same product as 2 x 14.
True
Q4.
Which of the following options is incorrect?
15 x 4 = 4 x 15
3 x 13 = 13 x 3
50 x 2 = 2 x 50
Q5.
Which of the following options is incorrect?
19 x 4 = 4 x 19
20 x 6 = 6 x 20
28 x 3 = 3 x 28
5 Questions
Q1.
Multiplication is commutative.
False
Q2.
Division is commutative.
True
Q3.
Select the correct statement.
The product in the multiplication equation has a different value to the dividend in the matching division equation.
Q4.
Finish the sentence. When the dividend is zero...
the divisor is zero.
the product is zero.
Q5.
Select the incorrect statement.
Multiplication is commutative. Division is not commutative.
The product in the multiplication equation has the same value as the dividend in the matching division equation.
When the dividend is zero, the quotient is zero.