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Lesson details
Key learning points
- In this lesson, we will use arrays to show the commutative property of multiplication.
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5 Questions
Q1.
Which of the following problems do not require a multiplication calculation to solve?
A bag contains 6 sweets. Another bag has 7 times as many.
Each person has 6 sweets. There are 7 people.
Q2.
Multiplication can be used to describe _________ groups, parts or measures.
Unequal
Q3.
If I know 209 ÷ 11 = 19, then I know...
11 x 209
19 x 209
Q4.
If I know 209 ÷ 11 = 19, then I know 209 ÷ 19 =
13
19
209
Q5.
If I know 953.7 ÷ 18.7 = 51, then I know...
18.7 x 953.7
953.7 x 51
5 Questions
Q1.
Which calculation is not in the same fact family
5 x 12
60 ÷ 12
60 ÷ 5
Q2.
Given that 3.2×7.5=24, what is 24÷7.5?
24
3.8
7.5
Q3.
Addition is commutative
False
Q4.
⊿ + ∎ + ∗ = ∎ + ∗ + ⊿
False
Q5.
Two numbers can be divided in any order
True