# Worksheet: Number Patterns: Two-Digit Numbers

In this worksheet, we will practice finding missing numbers in counting sequences and number patterns using addition and subtraction rules.

Q1:

The summer Olympic Games occur every four years; one particular Olympic Games took place in 2004, in which years did the next three occur?

• A2000, 1996, and 1992
• B2008, 2012, and 2016
• C2005, 2006, and 2007
• D2003, 2002, and 2001
• E2006, 2008, and 2010

Q2:

Complete the pattern .

• A
• B
• C
• D
• E

Q3:

Complete the pattern: .

• A
• B
• C
• D
• E

Q4:

Complete the pattern: .

• A
• B
• C
• D

Q5:

Complete the pattern: .

• A
• B
• C
• D

Q6:

Complete the pattern .

• A
• B
• C
• D
• E

Q7:

Complete the pattern: .

• A
• B
• C
• D

Q8:

Complete the pattern: .

• A
• B
• C
• D

Q9:

Complete the pattern: .

• A
• B
• C
• D

Q10:

Complete the pattern: .

• A
• B
• C
• D
• E

Q11:

Complete the pattern: .

• A
• B
• C
• D

Q12:

Find the values of and in the following number pattern: .

• A,
• B,
• C,
• D,

Q13:

This pattern follows the rule add 13:

Select another pattern that follows the same rule.

• A
• B
• C
• D
• E

Q14:

Complete the following pattern: .

• A80, 20
• B70, 20
• C70, 10
• D100, 40

Q15:

Complete the following pattern: .

• A67, 78
• B68, 79
• C63, 74
• D65, 76

Q16:

Write the next two numbers in this sequence.

• A65, 84
• B83, 102
• C71, 90
• D83, 103
• E65, 66

Q17:

Find the next two numbers in the pattern.

• A12, 6
• B15, 8
• C18, 12
• D20, 16

Q18:

Find the next two numbers in the pattern:

• A30, 36
• B28, 40
• C24, 30
• D21, 24

Q19:

Daniel starts at 2 and writes multiples of 2:

He notices a repeating pattern. What if he starts at 26? Finish his sentence by finding the repeating part of the pattern. • A6, 8, 3, 4,3
• B6, 8, 3, 2, 4
• C6, 8, 0, 2, 4
• D6, 0, 2, 4,6

Q20:

Daniel started writing this number pattern with the rule add 6. He colors every second number blue. Describe the pattern the blue numbers will follow.

What if he looks at every third number? What pattern will the green numbers follow?

Q21:

Hannah started this pattern with the rule subtract 8. What is the next number?

She colored every third number green. Describe the pattern that the green numbers will follow.

• Asubtract 14
• Bsubtract 25
• Csubtract 24

Q22:

Suppose the number of rabbits doubles every year on Daniel’s farm. If he currently has 6 rabbits, how many rabbits will Daniel have after 4 years?

Q23:

Which point on the shown number line represents 69 ? • A
• B

Q24:

What number is represented by point on this number line? Q25:

Complete the pattern .

• A
• B
• C
• D
• E