Number Sequence Problems
- How many matches to make seven houses like this:
1 house
|
2 houses
|
3 houses
|
4 houses
|
5 houses
|
6 houses
|
7 houses
|
5
|
9
|
13
|
17
|
21
|
25
|
29
|
You need to add 4 matches. Rule: adding 4
2. How many pegs are needed to hold 12 towels on the line?
1 Towel
|
2 Towel
|
3 Towel
|
4 Towel
|
5 Towel
|
6 Towel
|
2 pegs
|
3 pegs
|
4 pegs
|
5 pegs
|
6 pegs
|
7 pegs
|
7 Towel
|
8 Towel
|
9 Towel
|
10 Towel
|
11 Towel
|
12 Towel
|
8 pegs
|
9 pegs
|
10 pegs
|
11 pegs
|
12 pegs
|
13 pegs
|
You need to add 13 pegs to hold 12 towels. What is the rule? Adding 1
3. How many sticks are needed to make 10 diamonds:
1 Diamond
|
2 Diamond
|
3 Diamond
|
4 Diamond
|
5 Diamond
|
4 sticks
|
8 sticks
|
12 sticks
|
16 sticks
|
20 sticks
|
6 Diamond
|
7 Diamond
|
8 Diamond
|
9 Diamond
|
10 Diamond
|
24 sticks
|
28 sticks
|
32 sticks
|
36 sticks
|
40 sticks
|
You need 40 sticks to make 10 diamonds. What is the rule? Adding 4
4. How many sticks needed to make 12 triangles (t):
1 t
|
2 t
|
3 t
|
4 t
|
5 t
|
6 t
|
3 sticks
|
5 sticks
|
7 sticks
|
9 sticks
|
11 sticks
|
13 sticks
|
7 t
|
8 t
|
9 t
|
10 t
|
11 t
|
12 t
|
15 sticks
|
17 sticks
|
19 sticks
|
21 sticks
|
23 sticks
|
25 sticks
|
You need 25 to make 12 triangles. What is the rule? Adding 2
5. How many sticks will be needed to finish the following pattern of 6?
Shape 1
|
Shape 2
|
Shape 3
|
Shape 4
|
Shape 5
|
Shape 6
|
1 sticks
|
2 sticks
|
3 sticks
|
4 sticks
|
5 sticks
|
6 sticks
|
You need 6 sticks to make 6 shapes. What is the rule? adding 1
6. Below draw how many apples are needed to make a pile five rows high and fill in the table with your answers?
1 Row
|
2 Rows
|
3 Rows
|
4 Rows
|
5 Rows
|
1 Apples
|
3 Apples
|
6 Apples
|
10 Apples
|
15 Apples
|