Unit 2 Review

Hana likes to walk. The table shows the number of days and the number of miles she walks in a week. How many miles does Hana walk in a week?

Write a multiplication equation that can be used to answer the question.

Which expressions can be used to find the product of 8, 5, and 3?

Choose all the correct answers.

• (3 + 5) x 8

• (8 + 3) x 5

• (8 x 5) x 3

• 8 x (3 x 5)

• 3 x (5 + 8)

Isabel breaks 9 x 8 into (9 x 3) + (9 x 5) to solve the problem.

What is another way Isabel could break apart 9 x 8?

What value makes both equations true?

 $32\div8=\ ?$  
 $8\times?=32$  

Kent notices a pattern in the table. Describe the pattern.

As one added increases by ________ , the other addend decreases by _________.

Which problem can be solved using the division equation 42   $\div$  6?

• Lizzie starts with 42 peaches. She uses some to make jam. Now she has 6 left. How many peaches does she use to make jam?

• Lizzie buys 42 bags of peaches. Each bag has 6 peaches in it. How many peaches does Lizzie buy?

• Lizzie buys 42 peaches. She puts them into 6 bowls with an equal number in each bowl. How many peaches are in each bowl?

• Lizzie uses 7 peaches to make pies. She uses 6 peaches to make smoothies. How many peaches does Lizzie use in all?

Complete the fact family.

4 x ___ = 24
___ x 4 = 24
24  $\div$  ___ = 4
24  $\div$  4 = ___

Madelyn, William, and Hannah are trying to decide how to display erasers at the school store. The erasers came in 2 packages. Each package has 24 erasers. Tell whether each person’s idea will work.

• William says that they can lay them out in 4 rows with 12 erasers in each row.

• Hannah thinks that they should lay them out in 7 rows with

  7 erasers in each row.

• Madelyn wants to lay them out in two groups: 3 rows with

  6 erasers in each row on one table, and 5 rows with 6 erasers in each row on another table.