Understanding Decimal Multiplication

What is the first step in the standard algorithm for multiplying decimals?

• Subtract the smaller number from the larger one

• Line up the decimal points

• Ignore the decimal points initially

• Add the numbers directly

When multiplying decimals, how do you determine where to place the decimal in the product?

• By subtracting the number of decimal places in one factor from the other

• By adding the numbers without considering decimals

• By aligning the decimal points before multiplying

• By counting the total number of decimal places in the factors

In the example of multiplying 3 times 2, how many decimal places are in the final product?

• None

• Three

• Two

• One

What is the product of 0.215 and 6 when the decimal is correctly placed?

• 1.29

• 12.9

• 0.129

• 2.15

How many decimal places should the product of 0.45 and 2 have?

• One

• Three

• Two

• Four