Operations with Decimals

Front

What is the sum of $54.99 and $4.65?

Back

$59.64

Front

What is 0.18 multiplied by 2.0?

Back

0.36

Front

If Josh bought one T-shirt for $7.90 and another for $12.40, what is the total amount he spent?

Back

$20.30

Front

What is 45.1 multiplied by 7?

Back

315.7

Front

If Patrick had a board that was 54 inches long and cut off 22.5 inches, how many inches remain?

Back

31.5 in.

Front

Define a decimal number.

Back

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

Front

What is the place value of the digit 5 in the number 45.67?

Back

The place value of 5 is in the tenths place.

Front

How do you add decimal numbers?

Back

Align the decimal points and add as you would whole numbers, then place the decimal point in the sum.

Front

What is the difference between 50.5 and 20.3?

Back

30.2

Front

How do you multiply a decimal by a whole number?

Back

Multiply as if there is no decimal, then place the decimal in the product based on the total number of decimal places in the factors.