Understanding Number Patterns

What is a characteristic of an addition pattern?

• The same number is divided each time.

• The same number is subtracted each time.

• The same number is added each time.

• The same number is multiplied each time.

In Sid's pattern, what is the rule to find the next number?

• Divide the previous number by 3.

• Add 3 to the previous number.

• Subtract 3 from the previous number.

• Multiply the previous number by 3.

What is the fourth number in Sid's multiplication pattern starting from 1?

• 243

• 81

• 9

• 27

What is the rule for the addition pattern starting with 7?

• Multiply each number by 4.

• Subtract 4 from each number.

• Add 4 to each number.

• Add 3 to each number.

Which number will not appear in the addition pattern starting with 7?

• 21

• 27

• 23

• 19