Unit 2 Division

There are 56 students on the playground. The teacher divides the students into 7 equal groups. How many students are in each group? Write a division sentence to model the situation and then solve it.

Mathematical Equivalence

ON

Which problem could be solved using the division sentence 20 ÷ 4? Select all that are correct.

• Emma has 20 stickers. She puts an equal number of stickers on each of 4 pages. How many stickers does Emma put on each page?

• Malik puts 20 stickers on one page. He puts 4 stickers on another page. How many stickers does Malik put on the pages in all?

• Josh puts 20 stickers on each page. How many stickers does Josh put on 4 pages?

• Kelli has 20 stickers. She gives 4 stickers to each of her friends. How many friends can Kelli give 4 stickers to?

Emily has a ribbon that is 24 inches long. She plans to cut the ribbon into 3 equal pieces. She believes that each piece will be 8 inches long. Do you agree with Emily's plan?

• No

• Yes

Tommy has a piece of string that is 28 inches long. He wants to divide the string into 3 equal parts. Tommy thinks each part will be 7 inches long. Do you agree with Tommy's idea? Justify your thinking by using words, models, and numbers.

• Yes, 28÷3=7 or 3x7=28

• No, 28÷3 does not equal 7. 3x7 does not equal 28.

• 

Decide if the number 6 makes the number sentence true.

7 x _= 42

• True

• False

Decide if the number 6 makes the number sentence true.

6 x _= 10

• Yes

• No

Decide if the number 6 makes the number sentence true.

30 ÷ _= 3

• Yes

• No

Decide if the number 6 makes the number sentence true.

36 ÷ _= 6

• Yes

• No

Emily has 24 colorful beads and wants to string them on necklaces with 6 beads on each necklace. How many necklaces can she make? Circle the picture to show this.

Emily has 24 colorful beads and wants to string them on necklaces with 6 beads on each necklace. How many necklaces can she make? Write a division sentence to match.

Mathematical Equivalence

ON