Multiplying by Multiples of Ten Quiz

What is a quick way to multiply a number by a multiple of ten?

• Use repeated addition

• Divide the number by ten

• Use the multiplication table

• Multiply the base numbers and add a zero

If you multiply 4 by 20, what is the result?

• 100

• 60

• 80

• 40

How can you express the number 30 in terms of tens?

• Four tens

• Three tens

• Five tens

• Two tens

What is the result of multiplying 5 by 30?

• 120

• 140

• 130

• 150

What is the key takeaway from this lesson on multiplying by multiples of ten?

• Multiply the base numbers and add a zero

• Multiplication tables are sufficient

• Always use repeated addition

• Divide the number by ten