5.5 Decimal Word Problems

Front

What is a decimal?

Back

A decimal is a way of representing numbers that are not whole numbers, using a point to separate the whole part from the fractional part.

Front

How do you add decimals?

Back

To add decimals, align the numbers by the decimal point and add as you would with whole numbers, placing the decimal point in the answer directly below the other decimal points.

Front

What is the value of 0.21 in cents?

Back

0.21 is equal to 21 cents.

Front

How do you multiply a decimal by a whole number?

Back

Multiply as you would with whole numbers, then place the decimal point in the product by counting the total number of decimal places in the numbers being multiplied.

Front

What is the total distance Mark ran on the weekend?

Back

Mark ran a total of 7.89 miles.

Front

How do you calculate the total cost of multiple items?

Back

Multiply the price of each item by the quantity purchased, then add the totals together.

Front

What is the total amount Bobby spent on pencils and pens?

Back

Bobby spent a total of $5.70.

Front

How do you find out how much more money you need to reach a goal?

Back

Subtract the amount you have earned from your goal amount.

Front

How much money does Riley still need to earn to reach her goal of $50?

Back

Riley still needs to earn $19.20.

Front

What is the remaining balance after spending money?

Back

Subtract the total spent from the initial amount to find the remaining balance.