Year 4

Finding 10, 100 or 1000 less than a given number

Year 4

Finding 10, 100 or 1000 less than a given number

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Lesson details

Key learning points

  1. In this lesson, we will use our place value knowledge to find 10, 100 or 1000 less than a given number and consider how the digits change when we are required to regroup.

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5 Questions

Q1.
Mrs Crane has completed the following number line, is she correct?
An image in a quiz
No
Correct answer: Yes
Q2.
Mrs Crane has completed the following number line, is she correct?
An image in a quiz
Correct answer: No
Yes
Q3.
Complete this function machine by deciding if you need to add 10, 100 or 1000
An image in a quiz
10
Correct answer: 100
1000
Q4.
Complete this function machine by deciding if you need to add 10, 100 or 1000
An image in a quiz
10
100
Correct answer: 1000
Q5.
I think of a number. I add 10, then add 100. My answer is 7820. What was my number?
7000
Correct answer: 7710
7810

5 Questions

Q1.
Mrs Crane has completed the following number line, is she correct?
An image in a quiz
No
Correct answer: Yes
Q2.
Mrs Crane has completed the following number line, is she correct?
An image in a quiz
Correct answer: No
Yes
Q3.
Complete this function machine by deciding if you need to subtract 10, 100 or 1000
An image in a quiz
10
Correct answer: 100
1000
Q4.
Complete this function machine by deciding if you need to subtract 10, 100 or 1000
An image in a quiz
10
Correct answer: 100
1000
Q5.
I think of a number. I subtract 100, then subtract 1000. My answer is 3450. What was my number?
3550
4450
Correct answer: 4550