Starter quiz
- Tick the equivalent expressions
- 30 + 16 ✓
- 15 + 31 ✓
- 17 + 32
- 29 + 17 ✓
- 14 + 30
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- Tick the two numbers that are complements to 1,000
- 369 ✓
- 285
- 723
- 534
- 631 ✓
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- Tick the two numbers that are decimal complements to 10
- 3.53 ✓
- 2.85
- 6.47 ✓
- 5.34
- 8.37
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- What is the missing number in this equation? 89 + ______ = 150
- '61' ✓
- What is the missing number in this equation? 15 + 25 + ______ = 70
- '30' ✓
- What is the missing number in this equation? 55 + 12 + ______ = 80 + 14
- '27' ✓
Exit quiz
- Which of the following describes capacity?
- Capacity is the amount that something can hold. ✓
- Capacity is the space inside an object.
- Capacity is the willingness to do something.
- Capacity is the sum of all the parts.
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Without using a written method, calculate the cost of a slice of cake and a cupcake based on the prices shown. Total cost is £______- '4' ✓
- Without using a written method, calculate the cost of a full cake and a slice based on the prices shown. Remember to use the correct notation for money.
- '£12.90' ✓
- Without using a written method, calculate the cost of a full cake and a cupcake based on the prices shown. Remember to use the correct notation for money.
- '£10' ✓
What’s the missing total in the table? Use the first row to help. Remember to use correct notation for money.- '£62.40' ✓
A popstar has a concert. What was the combined attendance for Paris and Berlin? Use the information in the table.- '85,156' ✓
Worksheet
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Presentation
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Video
Lesson Details
Key learning points
- If I increase this part by __ then the whole will increase by the same amount.
- If I decrease this part by __ then the whole will decrease by the same amount.
- A balance beam can represent unequal expressions or inequalities.
Common misconception
Pupils may be very quick to try and use a written method such as columns here, particularly as the numbers get larger.
Encourage the children to refrain and reward them taking risks and avoiding using written methods as much as possible. Prove to them that it's quicker to do it in your head or with jottings by racing your fastest 'columns ' exponent!
Keywords
Whole - The whole is all the parts or everything, the total amount.
Part - A part is a piece or section of the whole.
Adjustment - An adjustment is a change to a number using either subtraction or addition.
Capacity - Capacity is the amount that something can hold.
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