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

• Maths
• Special Education

Counting backwards in 2's, 5's and 10's

 

(Repeated subtraction/division)

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 

Shape match starter

2D shape

3D shape

How confident are you counting backwards from 20 in 2's?

😒🙁😐🙂😃

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.

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

20, 18, ......, 14, 12, 10

1. 17
2. 16
3. 15
4. 11

What number comes after 12 when counting backwards in 2's?
(18, 16, 14, 12, ......,)

1. 11
2. 10
3. 8
4. 6

What is 10 - 2?

1. 6
2. 8
3. 4
4. 2

What is 20 - 2?

1. 22
2. 21
3. 19
4. 18

What is 10 ÷ 2

1. 8
2. 6
3. 5
4. 3

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

How confident are you counting back in 5's from 60?

😒🙁😐🙂😃

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.

Which number comes next when counting back in 5's?
50, 45, 40, .......,

1. 30
2. 35
3. 20
4. 25

Which number comes after 45 when counting backwards in 5's?

1. 60
2. 50
3. 40
4. 30

What is 50 - 5?

1. 55
2. 45
3. 35
4. 25

What is 30 - 5?

1. 35
2. 20
3. 25
4. 10

What is 30 ÷ 5?

1. 4
2. 6
3. 8
4. 10

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

How confident are you counting backwards in 10's from 100?

😒🙁😐🙂😃

Counting backwards in 10's

100, 90, 80, 70, 60, 50, 40, 30, 20, 10, 0

Which number comes next when counting backwards in 10's?
100, 90, 80, ......

1. 40
2. 60
3. 20
4. 70

When counting backwards in 10's, which comes after 40?

1. 50
2. 30
3. 60
4. 20

What is 70 - 10?

1. 80
2. 70
3. 60
4. 50

What is 30 - 10?

1. 10
2. 15
3. 20
4. 25

What is 60 ÷ 10?

1. 2
2. 6
3. 10
4. 12

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

How confident to you now feel about counting backwards after this lesson?

😒🙁😐🙂😃