Mastering Decimal Multiplication by Powers of Ten

This video tutorial explains how to multiply decimals by 10, 100, or 1000 by moving the decimal point to the right. It provides step-by-step instructions and examples for each case, demonstrating how to adjust the decimal point and add necessary zeros. The tutorial concludes with encouragement to rewatch the video for better understanding and to share it with others who might benefit.

What is the basic rule for multiplying a decimal by 10, 100, or 1000?

• Move the decimal point to the left.

• Subtract zeros from the number.

• Add zeros to the left of the number.

• Move the decimal point to the right.

When multiplying 2.6 by 10, what is the result?

• 0.26

• 260

• 26

• 2.6

How many spaces do you move the decimal point to the right when multiplying by 100?

• One space

• Four spaces

• Three spaces

• Two spaces

What is 3.7 multiplied by 100?

• 37

• 3700

• 370

• 0.37

When multiplying by 1000, how many spaces do you move the decimal point to the right?

• Four spaces

• One space

• Three spaces

• Two spaces

What is 1.4 multiplied by 1000?

• 1400

• 140

• 14

• 14000

What is the result of multiplying 3475 by 1000?

• 34750

• 3475000

• 347.5

• 347500