The 2, 5, and 10 Times Tables

Ada introduces multiplication with a math joke and explains the zero, one, two, five, and ten times tables. She highlights properties like the zero and identity properties, and demonstrates how to use a times table for multiplication. Patterns in the five and ten times tables are discussed, emphasizing the importance of recognizing these patterns for efficient multiplication.

What is the result of multiplying any number by zero?

• The number plus one

• The number itself

• Zero

• One

What property is demonstrated when multiplying a number by one?

• Zero property

• Associative property

• Identity property

• Commutative property

How can you think of the two times table to make it easier?

• As adding ten

• As doubling the number

• As dividing by two

• As subtracting two

What is the product of 2 and 6 using the times table chart?

• 8

• 10

• 12

• 14

When multiplying by five, what pattern do the products follow?

• They end in 1 or 9

• They end in 5 or 0

• They end in 2 or 4

• They end in 3 or 7

What is the result of 7 multiplied by 10?

• 60

• 70

• 80

• 90

How does the ten times table relate to the one times table?

• It divides by ten

• It multiplies by two

• It adds a zero

• It subtracts a zero