NC6NS3 Lesson 7 Multiply Multi-Digit Decimals

Front

What is a multi-digit decimal?

Back

A multi-digit decimal is a number that has more than one digit to the right of the decimal point, such as 3.14 or 12.56.

Front

How do you multiply decimals?

Back

To multiply decimals, multiply the numbers as if they were whole numbers, then count the total number of decimal places in both numbers and place the decimal point in the product accordingly.

Front

What is the value of 0.88 multiplied by 3.4?

Back

The value is 2.992, which rounds to $2.99.

Front

What is the formula to calculate total cost?

Back

Total Cost = Price per Unit × Quantity.

Front

If a gallon of gas costs $2.89, how much would 10.5 gallons cost?

Back

10.5 gallons × $2.89 = $30.35.

Front

What does rounding to the nearest cent mean?

Back

Rounding to the nearest cent means adjusting a monetary amount to the closest hundredth place, such as rounding $2.992 to $2.99.

Front

What is the product of 35.24 and 2.6?

Back

The product is 91.624.

Front

How do you round a decimal to the nearest cent?

Back

Look at the third decimal place; if it's 5 or more, round up the second decimal place by one.

Front

What is the cost of 4.6 meters of fabric at $3.57 per meter?

Back

The total cost is 4.6 × $3.57 = $16.42.

Front

What is the importance of understanding multi-digit decimals in real life?

Back

Understanding multi-digit decimals helps in making accurate financial decisions, such as budgeting and shopping.