Understanding Patterns and Rules

What is the rule for the pattern that starts at 29 and decreases to 24?

• -6

• -4

• -5

• -3

On a number line, if the arrow hops over two spaces and the number decreases, what is the rule?

• -4

• -1

• -3

• -2

If the value of coins decreases by 10 cents from one group to the next, what is the rule?

• -10

• -15

• -5

• -20

How many years older is Jimmy compared to Oliver if Jimmy is 8 and Oliver is 4?

• 2 years

• 3 years

• 4 years

• 5 years

If Jimmy is 12 years old, how old is Oliver according to the rule?

• 8 years

• 7 years

• 9 years

• 6 years