Year 5 - Maths
Describe and write decimal numbers with hundredths in different ways
Understand hundredths as parts of a whole and represent
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This pupil-friendly study guide includes a unit summary, clear notes, common mistakes, and quick questions with answers.
Unit Summary
In this unit pupils will identify hundredths as part of a whole and describe and represent hundredths as a decimal fraction. They will compare and order decimal numbers with hundredths.
Lesson Summary
You will learn to describe and write decimal numbers with hundredths in different ways.
Key Notes
- Hundredths can be counted and represented with place value resources.
- Hundredths can be counted and represented as decimals on a number line.
- Hundredths can be counted and represented as fractions on a number line.
Vocabulary To Learn
- Hundredth: One part of one hundred equal parts.
- Decimal number: A decimal number has a decimal point followed by digits that show the fractional part.
- Fraction: Shows us how many equal parts in a whole.
- Multiple: The result of multiplying a number by an integer.
Common Mistakes To Avoid
- When crossing the tenth boundary, pupils count ten hundredths as 'zero point zero ten'.
3 Quick Questions (With Answers)
1. Solve this in steps: explain the method from this lesson and why each step matters.
Hundredths can be counted and represented with place value resources. Hundredths can be counted and represented as decimals on a number line.
2. Use this key word in a maths sentence and explain it clearly. 'Hundredth'
One part of one hundred equal parts. Use this word when showing your method, then check your final answer is reasonable.
3. Spot and fix this common maths mistake.
Mistake: When crossing the tenth boundary, pupils count ten hundredths as 'zero point zero ten'. Correction: Use cardinal representations to guide the pupil's counting so ten hundredths and one tenth equivalence can be discussed.
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