Number Patterns
Algebraic Expressions
a = 2, b = 5
Simplify
Mixed Bag
100
What are the next 2 numbers of the pattern 1, 2, 3, ...
4, 5
100
What is an expression for the sum of y and 9?
y + 9
100
a + b
7
100

a * b

ab

100

What is 7d in written form?

The product of 7 and d (or) 7 times d

200
What are the next 2 numbers of the pattern 5, 12, 19, ...
26, 33
200

What is an expression for the product of 8 and h?

8h

200
2b - a
8
200

4 * a - 2

4a - 2

200
The rule is T = 4n - 6. When n = 10, T =
34
300
What are the next 2 numbers of the pattern 44, 36, 28, ...
20, 12
300
What is an expression for the difference between p and 8?
p - 8
300
4(b - a)
12
300

7 * y - 6 * k

7y - 6k

300
What are the next 3 consecutive even numbers after 16?
18, 20, 22
400

What are the next 2 numbers of the pattern 2, 7, 13, ...

20, 28

400

What is an expression for 5 times the sum of a and 3?

5(a + 3)

400
a2 + b2
29
400

6 * g * 3 * h

18gh

400
What is the algebraic expression for 8 less than x?
x - 8
500
When x = 1, 2 and 3, y = 2, 3 and 4. What is the rule?
y = x + 1
500
When x = 1, 2 and 3, y = 12, 6 and 4. What is the rule?
y = 12 รท x
500
2a + 2b / a + b
2
500
a + a + a + a + b + b + b
4a + 3b
500

When x = 1, 2 and 3, y = 4, 5 and 6. What is the rule?

y = x + 3

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