Determine the Unknown Number in a Multiplication Problem

Pat is having a picnic for her family. She has 42 cookies. There are 7 people in her family. If each person gets the same number of cookies, how many cookies will each person get? Fine the unknown equation and solve multiplication.

• 7 x n = 42

• 7 x 42= n

• 7 x 6 = 42

• 7 + 42 = n

Tags

CCSS.3.OA.A.3

Wendy has 36 books. She has a bookshelf with 6 shelves on it. If Wendy puts the same number of books on each shelf, how many will be on each shelf? Write an unknown equation and solve.

• 36 x 6 = n

• n x 6 = 36

• 6 x 6 = 36

• 6 + 36 = 42

Tags

CCSS.3.OA.A.3

Tiana has a total of 32 crayons. Each box has 8 crayons. How many boxes does Tiana have? Unknown, Multiplication, Division. 

• 8 x 4 = 32

• n x 8 = 32

• 32 x 8 = n

Tags

CCSS.3.OA.A.3

James has 28 marbles. He puts them into 4 bags. He puts the same number of marbles in each bag. How many marbles are in each bag? Unknown, Multiplication, & Division.

• 28 x 4 = n

• n x 4 = 28

• 7 x 4 = 28

Tags

CCSS.3.OA.A.3

Jesse has 45 toys and 5 boxes. If he puts the same number of toys in each box, how many toys will be in each box? Unknown and solve division. Unknown and Division. 

• 45 x 5 = n

• n x 45 = 9

Tags

CCSS.3.OA.A.3

Darren has 21 pencils and seven bags. If he puts the same number of pencils in each bag, how many pencils will be in each bag? Unknown and division problem.

• 21 x 7 = n

• n x 21 = 7

Tags

CCSS.3.OA.A.3