# Know Your Numbers: Completing Number Sequences

In this worksheet, students work out the pattern in a simple number sequence and find the missing numbers.

Key stage:  KS 2

Curriculum topic:   Maths and Numerical Reasoning

Curriculum subtopic:   Sequences

Difficulty level:

### QUESTION 1 of 10

This worksheet is about a frog who can add or take away numbers as it jumps.

Children must look at the numbers and work out what the frog is doing before working out the missing numbers.

Example

This is an adding frog.

Work out what he is adding and choose the right numbers for A and B.

Answer

This is an "ADDING 1" frog.  It adds 1 to each number.

A = 23 and B = 25

This is an "Add 5" frog.

Work out the values of A and B.

 13 18 23 28 A B

 A B 38 33 34 36

This is an "adding frog".

Work out what he is adding and choose the right numbers for A and B.

 9 12 A 18 B 24
 A B 15 16 21 22

This is an "adding frog".

Work out what he is adding and choose the right numbers for A and B.

 10 15 20 A 30 B
 A B 25 15 35 30

This is an "adding frog".

Work out what he is adding and choose the right numbers for A and B.

 A B 25 30 35 40
 A B 15 20 10 5

This is a "taking away frog".

Work out what he is taking away and choose the right numbers for A and B.

 67 A 59 55 B 47
 A B 63 50 64 51

This is a "taking away frog".

Work out what he is taking away and choose the right numbers for A and B.

 67 62 57 52 A B
 A B 47 45 42 43

This is a "taking away frog".

Work out what he is taking away and choose the right numbers for A and B.

 A B 57 55 53 51
 A B 58 59 61 62

This is an "adding frog".

Work out what he is adding and choose the right numbers for A and B.

 38 A 42 44 B 48
 A B 40 41 45 46

This is an "adding frog".

Work out what he is adding and choose the right numbers for A and B.

 A B 43 44 45 46
 A B 40 41 42 39

This is an "adding frog".

Work out what he is adding and choose the right numbers for A and B.

 19 22 A 28 B 34
 A B 25 26 31 32
• Question 1

This is an "Add 5" frog.

Work out the values of A and B.

 13 18 23 28 A B

CORRECT ANSWER
 A B 38 33 34 36
EDDIE SAYS

Pattern:

 +5 +5 +5 +5 +5 13 18 23 28 33 38
• Question 2

This is an "adding frog".

Work out what he is adding and choose the right numbers for A and B.

 9 12 A 18 B 24
CORRECT ANSWER
 A B 15 16 21 22
EDDIE SAYS
This is an ADDING 3 frog.
• Question 3

This is an "adding frog".

Work out what he is adding and choose the right numbers for A and B.

 10 15 20 A 30 B
CORRECT ANSWER
 A B 25 15 35 30
EDDIE SAYS
This is an ADDING 5 frog.
• Question 4

This is an "adding frog".

Work out what he is adding and choose the right numbers for A and B.

 A B 25 30 35 40
CORRECT ANSWER
 A B 15 20 10 5
EDDIE SAYS
This is an ADDING 5 frog.
• Question 5

This is a "taking away frog".

Work out what he is taking away and choose the right numbers for A and B.

 67 A 59 55 B 47
CORRECT ANSWER
 A B 63 50 64 51
EDDIE SAYS
This is a TAKING AWAY 4 frog.
• Question 6

This is a "taking away frog".

Work out what he is taking away and choose the right numbers for A and B.

 67 62 57 52 A B
CORRECT ANSWER
 A B 47 45 42 43
EDDIE SAYS
This is a TAKING AWAY 5 frog.
• Question 7

This is a "taking away frog".

Work out what he is taking away and choose the right numbers for A and B.

 A B 57 55 53 51
CORRECT ANSWER
 A B 58 59 61 62
EDDIE SAYS
This is a TAKING AWAY 2 frog.
• Question 8

This is an "adding frog".

Work out what he is adding and choose the right numbers for A and B.

 38 A 42 44 B 48
CORRECT ANSWER
 A B 40 41 45 46
EDDIE SAYS
This is an ADDING 2 frog.
• Question 9

This is an "adding frog".

Work out what he is adding and choose the right numbers for A and B.

 A B 43 44 45 46
CORRECT ANSWER
 A B 40 41 42 39
EDDIE SAYS
This is an ADDING 1 frog.
• Question 10

This is an "adding frog".

Work out what he is adding and choose the right numbers for A and B.

 19 22 A 28 B 34
CORRECT ANSWER
 A B 25 26 31 32
EDDIE SAYS
This is an ADDING 3 frog.
---- OR ----

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