Adding and Subtracting Decimal 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. For example, 3.25 is a decimal.

Front

How do you add decimals?

Back

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

Front

What is the total of 3.25 kg and 2.5 kg?

Back

5.75 kg

Front

If you have 298.568 kg of rat food and receive 1,009.45 kg more, how much do you have now?

Back

1,308.018 kg

Front

How much more is $1,098,345.89 than $756,345.24?

Back

$342,000.65

Front

If Bianca's garden had 45.205 flowers and 32.5 were picked, how many are left?

Back

12.705 flowers

Front

What is the total amount of ingredients needed if a recipe requires 2.75 cups of flour and 1.5 cups of sugar?

Back

4.25 cups

Front

What is the first step in solving a decimal word problem?

Back

Read the problem carefully to understand what is being asked and identify the numbers involved.

Front

Why is it important to align decimal points when adding or subtracting?

Back

Aligning decimal points ensures that you are adding or subtracting the correct place values, which is crucial for accuracy.