Starter quiz
- How many mm are there in 1 cm?
- '10' ✓
- How many mm are there in 0.025 m?
- 0.025
- 5
- 25 ✓
- 250
-
- How many mm are there in 0.5 m?
- '500' ✓
- 0.008 + 0.003 =
- '0.011' ✓
- What is the difference between 0.524 and 0.529?
- '0.005' ✓
- What operation is required to find the missing value?
- addition ✓
- subtraction
- multiplication
- division
-
Exit quiz
- Tick the known fact that could help you to solve: 0.004 + 0.005 = ?
- 4 + 5 = 9 ✓
- 2 + 7 = 10
- 6 + 3 = 9
- 8 + 1 = 9
-
- The centre of the net should be 0.914 m tall. At the moment, the height of the net is 0.921 m tall. How much should the net be lowered by? ______ mm
- '7' ✓
- Which bar model represents the equation? 200 mm + 70 mm = ?
- In one week, 0.046 m of rain fell. The next week, 0.015 m of rain fell. How much rain fell in total over the two weeks? Give your answer in metres.
- '0.061 m' ✓
- One parcel weighs 0.4 kg and one parcel weighs 1.37 kg. How much do they weigh altogether? Give your answer in kilograms.
- '1.77 kilograms' ✓
- Order these lengths from longest to shortest.
- 1⇔4 m
- 2⇔0.4 m
- 3⇔0.39 m
- 4⇔0.375 m
- 5⇔0.004 m
Worksheet
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Presentation
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Lesson Details
Key learning points
- Apply known facts and place value to solve problems involving up to 3 decimal places.
- Extend column addition and subtraction to include numbers with up to 3 decimal places.
- Use number facts to 10 to bridge through ones, tenths and hundredths.
Common misconception
Pupils may look to adopt a formal written strategy straight away when this is not necessary.
Share different strategies utilised by pupils within the lesson and compare these to expand pupils' understanding of efficiency.
Keywords
Represent - A representation is a way of showing a mathematical idea. Concrete objects, pictures and symbols can all be used to represent mathematics.
Operation - A mathematical process such as addition, subtraction, multiplication or division can be described as an operation.
Efficient - An efficient strategy is a way of solving a problem that is accurate and can be done more quickly than others.
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