Starter quiz
- Complete the statement. ______ units are based around the standard units of metre, gram and litre.
- 'Metric' ✓
- Mr Oak's bank account has a balance of £135. He spends £220. What is Mr Oak's new balance?
- £355
- £85
- £75
- -£85 ✓
- -£75
-
- Jun has sunflower that is 2.12 m tall. Aisha has a sunflower that 168 cm tall. What is the total height of their sunflowers in metres? ______ metres
- '3.8' ✓
- Match each multiplication to its answer.
- ⇔36 ✓
- ⇔32 ✓
- ⇔42 ✓
- ⇔54 ✓
- ⇔56 ✓
- Which of these show a correct calculation to find the total of 2.2 km, 1260 m and 742 cm ?
- 2200 + 1260 + 7.42 ✓
- 2.2 + 1.26 + 0.742
- 2200 + 1260 + 74.2
- 220 000 + 126 000 + 742 ✓
- 2.2 + 1.26 + 7.42
-
Complete the statement. The missing value in this addition pyramid is ______ cm.- '91' ✓
Exit quiz
- Work out
- 60
- 600
- 6000 ✓
- 60 000
-
- Use an area model to work out: ______
- '414' ✓
- Work out: ______
- '1476' ✓
- In the calculation the __________ is 2.
- addend
- dividend
- divisor ✓
- minuend
- subtrahend
-
- Match each division to the correct partition.
- ⇔✓
- ⇔✓
- ⇔✓
- ⇔✓
- Work out: ______
- '86' ✓
Worksheet
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Presentation
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Lesson Details
Key learning points
- Multiplication can be made easier by considering factors.
- Division can be made easier by considering equivalent calculations.
- It can help to think of a context when doing a calculation.
Common misconception
20 × 50 = 100, they partition the 2 and 5 to give 10 but count the zero as one of the 2 zeroes.
Make sure that partitions are written out fully. E.g. 20 × 50 = 2 × 5 × 10 × 10 = 10 × 100 = 1000
Keywords
Partitioning - Partitioning is the act of splitting an object or value down into smaller parts.
Dividend - The dividend is what we are dividing.
Divisor - The divisor is what we are dividing by.
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