# Know Your Numbers: Jump Forward Two

In this worksheet, students find the missing numbers in a sequence that goes up in twos.

Key stage:  KS 1

Curriculum topic:   Number: Number and Place Value

Curriculum subtopic:   Count in Steps (2, 3, 5 and 10)

Difficulty level:

### QUESTION 1 of 10

This is an "Add 2" frog.

Notice the pattern and how the numbers go up by 2 each time.

Pattern

We can use the pattern to work out the values of A and B.

This shows that the missing numbers were 28 and 30.

A = 28

B = 30

This is an "Add 2" frog.

Work out the values of A and B.

 16 18 20 22 A B
 A B 24 28 22 26

This is an "Add 2" frog.

Work out the values of A and B.

 14 16 18 20 A B
 A B 24 25 22 23

This is an "Add 2" frog.

Work out the values of A and B.

 16 18 20 A B 26
 A B 24 28 22 26

This is an "Add 2" frog.

Work out the values of A and B.

 19 21 23 25 A B
 A B 25 27 29 26

This is an "Add 2" frog.

Work out the values of A and B.

 13 15 17 19 A B
 A B 21 24 25 23

This is an "Add 2" frog.

Work out the values of A and B.

 20 22 24 26 A B
 A B 24 28 22 30

This is an "Add 2" frog.

Work out the values of A and B.

 18 20 22 24 A B
 A B 24 28 22 26

This is an "Add 2" frog.

Work out the values of A and B.

 11 13 15 17 A B
 A B 21 18 19 22

This is an "Add 2" frog.

Work out the values of A and B.

 13 A 17 19 21 B
 A B 15 23 22 24

This is an "Add 2" frog.

Work out the values of A and B.

 A 18 20 22 B 26
 A B 24 28 22 16
• Question 1

This is an "Add 2" frog.

Work out the values of A and B.

 16 18 20 22 A B
 A B 24 28 22 26
• Question 2

This is an "Add 2" frog.

Work out the values of A and B.

 14 16 18 20 A B
 A B 24 25 22 23
• Question 3

This is an "Add 2" frog.

Work out the values of A and B.

 16 18 20 A B 26
 A B 24 28 22 26
• Question 4

This is an "Add 2" frog.

Work out the values of A and B.

 19 21 23 25 A B
 A B 25 27 29 26
• Question 5

This is an "Add 2" frog.

Work out the values of A and B.

 13 15 17 19 A B
 A B 21 24 25 23
• Question 6

This is an "Add 2" frog.

Work out the values of A and B.

 20 22 24 26 A B
 A B 24 28 22 30
• Question 7

This is an "Add 2" frog.

Work out the values of A and B.

 18 20 22 24 A B
 A B 24 28 22 26
• Question 8

This is an "Add 2" frog.

Work out the values of A and B.

 11 13 15 17 A B
 A B 21 18 19 22
• Question 9

This is an "Add 2" frog.

Work out the values of A and B.

 13 A 17 19 21 B
 A B 15 23 22 24
• Question 10

This is an "Add 2" frog.

Work out the values of A and B.

 A 18 20 22 B 26
 A B 24 28 22 16
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