Decimal Word Problems

Front

What is a decimal?

Back

A decimal is a fraction expressed in a special form. It uses a decimal point to separate 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 whole numbers, placing the decimal point in the sum directly below the other decimal points.

Front

What is the value of 0.5 in cents?

Back

0.5 is equal to 50 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 process to divide a decimal by a whole number?

Back

To divide a decimal by a whole number, divide as you would with whole numbers. The decimal point in the dividend (the number being divided) stays in the same position in the quotient (the result).

Front

If Riley charges $3.85 per hour and works 8 hours, how do you calculate her weekly earnings?

Back

Multiply the hourly rate by the number of hours: $3.85 x 8 = $30.80.

Front

How do you find the total distance run if given multiple distances?

Back

Add all the distances together. For example, 2.1 + 3.1 + 4.05 + 2.65 = 11.9 miles.

Front

What is estimation in math?

Back

Estimation is a method of finding an approximate value that is close to the exact amount, often used to simplify calculations.

Front

How do you split a bill evenly among friends?

Back

To split a bill evenly, divide the total amount by the number of people sharing the cost.

Front

What is the average when dividing total minutes played over days?

Back

To find the average, divide the total minutes by the number of days. For example, 782 minutes ÷ 8.5 days = 92 minutes per day.