Multiplying Decimals

Learn how to multiply decimals by treating them as whole numbers and placing the decimal correctly. Let’s get started! 🚀

Multiplying Decimals - introduction visual

Video Lesson

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Flashcards

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Method for multiplying decimals. Steps: ignore decimal points and multiply as whole numbers, count decimal places, and move the decimal point left.Steps to multiply decimals with the example 5.5 m × 2.6 m resulting in 14.30 m² by first multiplying whole numbers, then adjusting for decimal places.Steps for multiplying decimals demonstrated with an example of £6.5/km × 8.12 km.

🛎️ Multiply Decimals: Method

  • First, ignore the decimal points and multiply as whole numbers.
  • Then, count the total decimal places and move the decimal point left by that number of places.

🛎️ Multiply Decimals: Example

  • To find the area, multiply side lengths 5.5 m and 2.6 m.
  • Calculate 55 × 26 first, then move the decimal point 2 places left.

🛎️ Multiplying Decimals: Application

  • In word problems, you often need to multiply decimals.
  • Multiply as whole numbers first, then place the decimal point correctly.

Practice Questions

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Interactive Activity

Multiply decimals step-by-step

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