Adding and Subtracting Decimals Word Problems

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 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

How do you subtract decimals?

Back

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

Front

What does it mean to solve a word problem?

Back

Solving a word problem means translating the words into a mathematical equation and then finding the solution.

Front

What is the first step in solving a word problem involving decimals?

Back

The first step is to read the problem carefully and identify what is being asked.

Front

If Phyllis starts with $82.07 and spends $74.50, how much does she have left?

Back

$7.57

Front

In a relay race of 22.01 kilometers, if Ned ran 9.41 kilometers, how far did Sarah run?

Back

12.6 km

Front

Judith bought oranges for $93.13 and has $36.23 left. How much did she have to begin with?

Back

$129.36

Front

If Jerry bought 6.95 lbs of jelly beans and 1.75 lbs were cherry flavor, how many pounds were lime flavor?

Back

5.2 lbs

Front

Paige grew 4.62 cm in the first year and 7.7 cm in the second year. How much taller did she get altogether?

Back

12.32 cm