Counting backwards in 2's, 5's and 10's (repeated subtraction/division)

Counting backwards in 2's, 5's and 10's
 
(Repeated subtraction/division)
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Slide 1: Slide
MathsSpecial Education

This lesson contains 29 slides, with interactive quizzes and text slides.

Items in this lesson

Counting backwards in 2's, 5's and 10's
 
(Repeated subtraction/division)

Slide 1 - Slide

Learning objective
I am learning to count backwards in 2's, 5's and 10's.

I am learning to recognise division as repeated subtraction 

Slide 2 - Slide

Shape match starter
2D shape
3D shape

Slide 3 - Drag question

How confident are you counting backwards from 20 in 2's?
😒🙁😐🙂😃

Slide 4 - Poll

Counting back in 2's
20, 18, 16, 14, 12, 10, 8, 6, 4, 2, 0
This is the same as subtracting 2 each time.

Slide 5 - Slide

What is the missing number in this sequence when counting backwards in 2's?

20, 18, ......, 14, 12, 10
A
17
B
16
C
15
D
11

Slide 6 - Quiz

What number comes after 12 when counting backwards in 2's?
(18, 16, 14, 12, ......,)
A
11
B
10
C
8
D
6

Slide 7 - Quiz

What is 10 - 2?
A
6
B
8
C
4
D
2

Slide 8 - Quiz

What is 20 - 2?
A
22
B
21
C
19
D
18

Slide 9 - Quiz

What is 10 ÷ 2
A
8
B
6
C
5
D
3

Slide 10 - Quiz

Count backwards in 2's from 20
(Write down your numbers in reverse order starting from 20)

Slide 11 - Open question

How confident are you counting back in 5's from 60?
😒🙁😐🙂😃

Slide 12 - Poll

Counting back in 5's
60, 55, 50, 45, 40, 35, 30, 25, 20, 15, 10, 5, 0
This is the same as subtracting 5 each time.

Slide 13 - Slide

Which number comes next when counting back in 5's?
50, 45, 40, .......,
A
30
B
35
C
20
D
25

Slide 14 - Quiz

Which number comes after 45 when counting backwards in 5's?
A
60
B
50
C
40
D
30

Slide 15 - Quiz

What is 50 - 5?
A
55
B
45
C
35
D
25

Slide 16 - Quiz

What is 30 - 5?
A
35
B
20
C
25
D
10

Slide 17 - Quiz

What is 30 ÷ 5?
A
4
B
6
C
8
D
10

Slide 18 - Quiz

Count backwards in 5's from 30
(Write down your numbers in reverse order starting with 30)

Slide 19 - Open question

How confident are you counting backwards in 10's from 100?
😒🙁😐🙂😃

Slide 20 - Poll

Counting backwards in 10's
100, 90, 80, 70, 60, 50, 40, 30, 20, 10, 0

Slide 21 - Slide

Which number comes next when counting backwards in 10's?
100, 90, 80, ......
A
40
B
60
C
20
D
70

Slide 22 - Quiz

When counting backwards in 10's, which comes after 40?
A
50
B
30
C
60
D
20

Slide 23 - Quiz

What is 70 - 10?
A
80
B
70
C
60
D
50

Slide 24 - Quiz

What is 30 - 10?
A
10
B
15
C
20
D
25

Slide 25 - Quiz

What is 60 ÷ 10?
A
2
B
6
C
10
D
12

Slide 26 - Quiz

Count backwards in 10's from 100
(Write the numbers in reverse order starting with 100)

Slide 27 - Open question

Slide 28 - Slide

How confident to you now feel about counting backwards after this lesson?
😒🙁😐🙂😃

Slide 29 - Poll