Will the number $409$ be in this sequence? Explain why or why not.

Write a rule to find the next term of the sequence if you know the one before it.

Draw a pattern for the first three terms in the following sequence. Then draw the next two shapes in each pattern.

$3,7,11$

Draw a pattern for the first three terms in the following sequence. Then draw the next two shapes in each pattern.

$1,9,25$

Maria starts the pattern below. She stays up all night and falls asleep after finishing the ${914}^{\mathrm{th}}$ term. What shape was it?

Translate the following phrase into a mathematical expression. Use whatever symbol or letter you like for the original number.

$3$ times a number.

Translate the following phrase into a mathematical expression. Use whatever symbol or letter you like for the original number.

a number increased by $7$.

Translate the following phrase into a mathematical expression. Use whatever symbol or letter you like for the original number.

a number multiplied by $5$.

Translate the following phrase into a mathematical expression. Use whatever symbol or letter you like for the original number.

$12$ more than a number.