Multiplying Decimals

Front

What is a decimal?

Back

A decimal is a fraction whose denominator is a power of ten, represented with a dot (decimal point) separating the whole number from the fractional part.

Front

How do you multiply decimals?

Back

To multiply decimals, multiply the numbers as if they were whole numbers, then count the total number of decimal places in both numbers and place the decimal point in the product accordingly.

Front

What is the product of 6.18 and 0.3?

Back

1.854 (Place the decimal point after 1).

Front

If a jar costs $4.77, how much do 48 jars cost?

Back

$228.96 (4.77 × 48 = 228.96).

Front

What is the cost of 3 bracelets if each costs $7.85?

Back

$23.55 (7.85 × 3 = 23.55).

Front

How do you find the total distance run if the same distance is run multiple times?

Back

Multiply the distance by the number of times it was run.

Front

What is the total bill for 23 members at $9.79 each?

Back

$225.17 (9.79 × 23 = 225.17).

Front

What does it mean to place the decimal point correctly in a product?

Back

It means to count the total number of decimal places in the factors and place the decimal point in the product accordingly.

Front

What is the first step in multiplying decimals?

Back

Multiply the numbers as if they were whole numbers, ignoring the decimal points.

Front

How do you determine where to place the decimal point in a multiplication problem?

Back

Count the total number of decimal places in both factors and place the decimal point in the product to match that total.