Clare is 5 years older than her cousin.

1. Suppose Clare’s cousin is 10 years old. How can you find Clare’s age?

2. Write expressions to show Clare’s age when her cousin is at different ages. Then record the answer.

   Cousin is . . .	8 years old	2 years old	years old
   expression to show Clare's age

3. Clare is 12 years old. She said this equation, , can be used to find out how old her cousin is. Do you agree? Explain your reasoning.

Diego has 3 times as many comic books as Han does.

1. Suppose Han has 10 comic books. How can you find the number of comic books Diego has?

2. Write expressions that can show how many comic books Diego has for different numbers of comic books that Han has. Then record the answer.

   Han has . . .	6 books	17 books	books
   expression to show how many books Diego has

3. Diego has 27 comic books. How many comic books does Han have? Write an equation that represents the question and use it to find the answer.

Two-fifths of the vegetables in Priya’s garden are tomatoes.

1. Suppose Priya’s garden has 20 vegetables. How can you find the number of tomatoes? 

2. How many tomatoes are in Priya’s garden if it has vegetables?

3. If Priya’s garden has 6 tomatoes, how many vegetables are there? Write an equation that represents the question and use it to find the answer.

A school paid $31.25 for each calculator.

1. If the school bought calculators, how much did they pay?

2. The school spent $500 on calculators. How many did the school buy?