Cluster 4 Review

Solving multiplication and division problems

3.OA.7

I can analyze word problems and solve with the understanding that division is the unknown factor problem.

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​Math Objective

Fill in the Blanks

Santa rode his jet ski for 9 miles each day Sunday through Thursday. He rode his jet ski 10 miles each day on Friday and Saturday. How many miles did Santa ride his jet ski that week?

Multiple Select

There are 63 fabric squares that make up grandma’s patchwork quilt. The squares are arranged in 9 rows. Each row has the same number of fabric squares. Which statements are true?

Select all that apply.

• There are 7 quilt squares in each row.

• You can multiply 63 and 9 to find the number of squares in each row.

• You can divide 63 by 9 to find the number of squares in each row.

• You can multiply 9 rows by a certain number in each row to get a product of 63.

• 9 rows of 5 will equal 63 total squares.

Open Ended

What is the value of the unknown in the equation below?

54 = ? x 9

Multiple Choice

Mrs. Carpenter has 45 books. She wants to give 5 students an equal number of books. Which equation would help her find the number of books each student receives?

• n x 5 = 45

• n + 5 = 45

• n - 5 = 45

• n ÷ 5 = 45

Multiple Choice

Complete the fact family
42 ÷ 7 = 6
42 ÷ 6 = 7
 7 × 6 = 42
 _ × 7 = 42

• 6

• 7

• 42

• 49

Multiple Choice

Which is in the same fact family as 8 x 8?

• 56 ÷ 8

• 56 ÷ 7

• 8 + 8

• 64 ÷ 8

Multiple Choice

Edna uses 8 chocolate chips per each cookie that she makes. She is making 6 cookies for her best friend. Which expression is in the same fact family as 6 x 8?

• 8 x 6

• 48 ÷ 4

• 12 x 4

• 48 ÷ 48

Poll

Rate yourself on how well you understand how to solve problems with unknown numbers with multiplication and division independently.

• I can teach a friend how to solve for unknown numbers in multiplication and division problems.

• I can solve for unknown numbers in multiplication and division problems without help from my teacher, my family, or another source.

• I can solve for unknown numbers in multiplication and division problems but I still help help from my teacher, my family or another source.

• I need help to understand what to do when solving for unknown numbers in multiplication and division.