Starter quiz
- What is the value of the digit ‘3’ in 13,405?
- 3
- 30
- 300
- 3,000 ✓
- 30,000
-
- What is the digit ‘1’ worth in 13,405?
- 10
- 100
- 1,000
- 10,000 ✓
- 100,000
-
- Complete the sentence: 23,406 is composed of ______ ten thousands.
- '2' ✓
- Complete the missing number. 23,406 = 20,000 + ______ + 400 + 6
- '3,000' ✓
- Aisha scores 2,000 points in a game. Lucas scores 700 points. How many more points does Aisha have? Aisha has ______ more points than Lucas
- '1,300' ✓
- Aisha and Lucas score a total of 5,000 points in a game. Lucas scores 3,500 points. How many points does Aisha score? Aisha scores ______ points.
- '1,500' ✓
Exit quiz
- One million is composed of:
- 100 thousands
- 1,000 thousands ✓
- 10 hundreds
- 100 hundreds
- 10 one-hundred thousands ✓
-
- Match the expressions that have the same value.
- 1,000,000⇔1,000 thousands ✓
- 100,000⇔100 thousands ✓
- 10,000⇔100 hundreds ✓
- 1,000⇔10 hundreds ✓
- 100⇔10 tens ✓
- 1,230,902 is composed of ______ hundred thousands.
- '12' ✓
- Complete: 1,230,902 = ______ + 900 + 2
- '1,230,000' ✓
- Lucas and Aisha play a game. In total they have scored 2,000,000 points. 680,000 points have been scored by Lucas. How many points did Aisha score?
- '1,320,000' ✓
- In his game, Lucas has won 8,000,000 points. He spends some of his points buying new building resources. He has 5,900,000 points left. How many points did he spend?
- '2,100,000' ✓
Worksheet
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Presentation
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Video
Lesson Details
Key learning points
- Known facts and unitising can be applied when partitioning 7-digit numbers.
- If the missing part is an addend then the other addend is subtracted from the sum
- If the missing part is the subtrahend then the difference is subtracted from the minuend
Common misconception
Children may find it difficult to comprehend that e.g. 1,200,000 may have a digit '2' in the one hundred thousands place but is actually composed of 12 hundred thousands.
Even though the digit in the 100,000s place is a 2, the number 1,200,000 is composed of 12 hundred thousands because one million is composed of 10 hundred thousands.
Keywords
Addend - An addend is a number added to another to give a sum. The addends are the parts.
Minuend - The first number in a subtraction is known as the minuend. It is the whole amount.
Subtrahend - The number that is to be subtracted. The second number in a subtraction.
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