Decimals Flashcard

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 a whole number by a decimal?

Back

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

Front

What is the product of 5 and 0.2?

Back

1.0

Front

What is the product of 1.8 and 0.3?

Back

0.54

Front

What is the product of 0.1 and 0.2?

Back

0.02

Front

What is the product of 1.9 and 0.7?

Back

1.33

Front

What is the product of 3 and 0.4?

Back

1.2

Front

What does it mean to multiply decimals?

Back

Multiplying decimals involves finding the product of two decimal numbers, which can result in a smaller decimal or a whole number.

Front

How do you determine the placement of the decimal point in a product?

Back

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

Front

What is the decimal equivalent of 1/10?

Back

0.1