Patterns, Functions and Algebra

Question 1

Add the next three numbers to this pattern and write the pattern rule:
167; 154; 141; 128;

Answer 1

115; 102

Minus 13

Question 2

Add the next three numbers to this pattern and write the pattern rule:
4; 8; 16; 28;

Answer 2

34; 54

+ 4 + 8 + 12 + 16 + 20

Question 3

Add the next three numbers to this pattern and write the pattern rule:
2; 6; 4; 8; 6; 10;

Answer 3

14; 12

+ 4 - 2

Question 4

Add the next three numbers to this pattern and write the pattern rule:
1; 4; 9; 16;

Answer 4

25; 36

multiply the number by itself (the square numbers)

Question 5

Solve the number sentence:

18 + (3 - 2) =

Answer 5

19

Question 6

Solve the number sentence:

(17 + 2) - (3 x 6) =

Answer 6

19 - 18 = 1

Question 7

Solve the number sentence:
2 x (3 + 9) =

Answer 7

2 x 12 = 24

Question 8

Solve the number sentence:

35 - (12 ÷ 3) =

Answer 8

35 - 4 = 31

Question 9

Solve the number sentence:

4 x 3 + 5 =

Answer 9

12 + 5 =17

Question 10

Solve the number sentence:

4 + 3 x 2 =

Answer 10

4 + 6 = 10

Question 11

Solve the number sentence:

8 ÷ 2 + 3 =

Answer 11

4 + 3 = 7

Question 12

5  |
6  |
3  |   x 5 + 4 = 
4  |
7  |

Answer 12

29
34
19
24
39