Multiplying Decimals

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

Multiplying Decimals - introduction visual

Video Lesson

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Multiplying Decimals poster

Flashcards

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Three-step method for multiplying decimals: ignore decimal points, multiply as whole numbers, then place the decimalMultiplying decimals method: 0.34 Γ— 2.5 solved by ignoring decimals (34 Γ— 25 = 850), counting 3 decimal places, then placing the pointReal-world multiplying decimals problem: calculating cost using Β£6.5 per km times 8.12 km step by step

πŸ›ŽοΈ How Do We Multiply Decimals?

  • 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.

πŸ›ŽοΈ Multiply Decimals: Example

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

πŸ›ŽοΈ 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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