Lesson 5 Understanding Multiplication

Jim writes the expression 6 X 3. Which situation can he be representing?

• Jamie has 6 apples. Her mom gives her 3 more.

• Pete drew 6 birds. Mike drew 3 times as many birds as Pete.

• Erin had 6 books. She gave away 3 to her friends.

• Angie put her 6 pencils into 3 different bags.

Tags

CCSS.3.OA.A.1

CCSS.3.OA.A.3

CCSS.3.OA.C.7

Which statements describe the equation 3 X 5 = 15

*Choose all that are correct.

• 15 is 3 times as many as 5

• 3 is 5 times as many as 15

• 5 times as many as 3 is 18

• 5 is 3 times as many as 15

• 5 times as many as 3 is 15

Tags

CCSS.3.OA.A.1

CCSS.3.OA.A.4

CCSS.3.OA.B.5

Fill in the blank.

• 4

• 20

• 16

• 12

Tags

CCSS.3.OA.A.2

CCSS.3.OA.A.3

CCSS.3.OA.B.6

What number should be on the blanks?

• 6

• 35

• 5

• 7

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CCSS.3.OA.A.2

CCSS.3.OA.A.3

CCSS.3.OA.A.4

CCSS.3.OA.B.6

CCSS.3.OA.C.7

Describe the comparison the bar model shows.

• 7 is 5 times as many as 35.

• 5 is 7 times as many as 35.

• 35 is 7 times as many as 5.

• 35 is 5 times as many as 7.

Tags

CCSS.3.OA.A.1

CCSS.3.OA.A.3

Which bar model correctly shows this information?

• 
• 
• 

Tags

CCSS.3.OA.A.1

CCSS.3.OA.A.3

CCSS.3.OA.B.5

CCSS.3.OA.C.7

Julie bought 3 packages of pens. Each package has 8 pens. How many pens did she buy in all?

*Choose all of the correct expressions that show how you could find the answer.

• 8 + 8 + 8

• 3 X 8

• 24 $\div$ 3

• 3 + 8

Tags

CCSS.3.OA.A.1

CCSS.3.OA.A.3

CCSS.3.OA.C.7

Which comparison describes this equation:

42 = 6 X 7

• 6 is 42 times as many as 7

• 7 is 42 times as many as 6

• 42 is 6 times as many as 7

Tags

CCSS.3.OA.A.1

CCSS.3.OA.C.7