Multiplying Decimals with Models

Front

What is a decimal?

Back

A decimal is a number that includes a decimal point, which separates the whole number part from the fractional part.

Front

How do you multiply a decimal by a whole number?

Back

To multiply a decimal by a whole number, multiply as if there were no decimal, then place the decimal point in the product based on the number of decimal places in the original decimal.

Front

What is the product of 5 and 3.4?

Back

17.0

Front

How do you place the decimal point in a product?

Back

Count the total number of decimal places in the numbers being multiplied and place the decimal point in the product accordingly.

Front

What does the term 'product' mean in multiplication?

Back

The product is the result of multiplying two or more numbers together.

Front

What is the equation for the model that shows 0.17 multiplied by 3?

Back

0.17 x 3 = 0.51

Front

What is the equivalent of 15.6 x 10^3?

Back

15.6 x 10 x 10 x 10.

Front

What is the overlapping area in a model multiplication?

Back

The overlapping area represents the product of the two numbers being multiplied.

Front

How do you convert a decimal to a fraction?

Back

To convert a decimal to a fraction, write the decimal over its place value (e.g., 0.4 = 4/10) and simplify if possible.

Front

What is the value of 0.4 in fraction form?

Back

0.4 = 2/5.