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In this lesson, we will learn how to look for and investigate patterns in multiplication tables.

Q1:

Complete the pattern 7 , 1 4 , 2 8 , , .

Q2:

Adam is using this multiplication table to investigate odd and even numbers.

He started to colour all the products made by multiplying 2 even numbers. Which number has he missed?

All of the numbers he coloured are even. Think about other products.

Is the product of 6 and 8 even or odd?

Finish the sentence: When you multiply an even number by an even number, the answer is an ___ number.

Q3:

What is the next number in this pattern?

Q4:

Complete the following in the same pattern: 5 × 5 , 5 × 6 , 5 × 7 , , .

Q5:

Complete the following sequence: 3 , 9 , 2 7 , , .

Q6:

In this multiplication table, Amira colored all the even products blue and all the odd products green.

Look for patterns in the table to decide if the following products are even or odd.

Q7:

In this multiplication table, Dalia colored all the numbers that are the product of 3 and an odd number.

She noticed that all the numbers she colored were odd.

Investigate the following.

Is 6 times an odd number odd or even?

Is 7 times an odd number odd or even?

Finish the sentence: The product of an odd number and an odd number is .

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