Starter quiz
- 100 is composed of how many tens?
- '10' ✓
- Complete: 6 + ______ = 10
- '4' ✓
- Complete the calculation 100 = ______ + 50
- '50' ✓
- Match the subtraction equation to the missing part.
- 10 − ___ = 1⇔9 ✓
- 10 − ___ = 3⇔7 ✓
- 10 − 5 = ___⇔5 ✓
- 10 − ___ = 10⇔0 ✓
- 100 is composed of four equal parts. What is the value of each part?
- 10
- 20
- 25 ✓
- 50
-
- How many 20 p coins would be needed to make 100 p?
- two
- four
- five ✓
- ten
-
Exit quiz
- Look at the picture. How many more tens do I need to make 100? ______ tens
- '4' ✓
- Match the multiples of 10 to make a pair that sum to 100
- 20⇔80 ✓
- 30⇔70 ✓
- 50⇔50 ✓
- 40⇔60 ✓
- 90⇔10 ✓
- 20 + ______ = 100
- '80' ✓
- This image shows 100 composed of how many tens?
- three tens and seven tens
- two tens and two tens
- four tens and six tens ✓
-
- Andeep ran 70 metres. How much further does he need to run to finish the 100 metre race?
- 60 metres
- 50 metres
- 40 metres
- 30 metres ✓
-
- What is the missing value in this bar model?
- 2 tens ✓
- 3 tens
- 5 tens
-
Worksheet
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Presentation
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Lesson Details
Key learning points
- There are 10 tens in 100
- Knowledge of bonds to 10 can be applied to multiples of to 10
- If 4 plus 6 is equal to 10 then 4 tens plus 6 tens is equal to 10 tens
Common misconception
Pupils lack fluency in pairs for 10 and so struggle to connect this to 2-digit numbers.
Promote fluency through games and chants and consider providing a scaffold of pairs for 10 which will help pupils develop automaticity
Keywords
Compose - You can compose larger numbers from smaller numbers.
Multiple - A multiple is the number you get when you multiply a certain number by an integer.
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