4th Grade Unit 2

Multiplication

100

• Use the distributive property to solve the equation.

42 x 3 = ( ________ x ________ ) + ( ________ x ________ ) = ____________

• Use the distributive property to solve the equation.

56 x 7 = ( ________ x ________ ) + ( ________ x ________ ) = ____________

56 x 7 = (50 x 7) + (6 x 7 ) = 392

200

Use Partial Products to multiply 63 × 78.

4,914

300

Solve using any strategy.

8,963 x 6 =

53,778

400

(3 tens + 4 ones) × 1,000 = _____________

34,000

500

Solve using any strategy.

8,679 x 3 =

 

26,037

Division

100

Use Partial Quotients to divide 462 ÷ 7.

66

200

Use Partial Quotients to divide 489 ÷ 3.

163

300

Solve using any strategy.

8,628 ÷ 3 =

2,876

400

Solve using any strategy.

9,632 ÷ 4 =

2,408

500

Solve using any strategy.

1,938 ÷ 6 =

323

Word Problems

100

Joseph has 6 times as many comic books as Logan. If Logan has 8 comic books, how many comic books do they have all together?

56

200

Last year Claire planted 6 rows of onions with 13 plants in each row. This year she will plant two times as many rows with two times as many tomato plants in each. How many tomato plants will she plant this year?

312

300

The school’s 156 fourth graders will each be given 4 pencils. Pencils are sold in packages of 6. How many packages will the store need to order?

104

400

Ninety four Girl-Scouts are going on an overnight trip. Before the trip, the group leader forms groups of students and assigns a chaperone to each group. As much as she can, the group leader divides the students into groups of 6.

Part A: How many groups of exactly 6 Girl-Scouts will there be?

Part B: Will there be a group of less than 6? Why or why not?

Part C: How many chaperones are needed?

Part A: 15

Part B: 4

Part C: 16

500

Eighty two Girl-Scouts are going on an overnight trip. Before the trip, the group leader forms groups of students and assigns a chaperone to each group. As much as she can, the group leader divides the students into groups of 8.

Part A: How many groups of exactly 8 Girl-Scouts will there be?

Part B: Will there be a group of less than 8? Why or why not?

Part C: How many chaperones are needed? 

 

Part A: 10 groups of exactly 8 Girl Scouts

Part B: There will be a group less than 8 because there is a remainder of 2.

Part C:11 chaperones are needed

Area

100

What is the formula for Area?

Area = Length x Width

200

What is the area of the rectangle if the length is 5 cm and the width is 7 cm?

 

35 centimeters squared

300

What is the area of the rectangle whose width is 9 inches and length is 8 inches?

72 inches squared

400

Miss H. built a dog pen that had a width of 5 meters and an area of 20 square meters. What is the length?

4 meters

500

Mrs. Cory built a dog pen that had a width of 6 meters and an area of 24 square meters.

Part A: What is the length of the dog pen?

Part B: This year she wants to make the pen two times as long. Draw a picture of the new dog pen and label the length and width.

Part C: What is the area of the new pen?

Part A: 4

Part B: Draw a picture of a rectangle with a width of 6 meters and length of 8 meters. 

Part C: 48

Numbers

100

What is the greatest multiple of 6 that is less than 67?

66

200

Which statement is represented by the equation below?

12 x 3 = 36

A:  12 is 3 less than 36.

B:  12 is 3 times as many as 36.

C:  36 is 3 more than 12.

D:  36 is 3 times as many as 12.

D

300

Forty eight is eight times as many as ____________

6

400

Identify if the number is prime or composite. Then list all the factors.

32

Composite

1, 2, 4, 8, 16, 32

500

Identify if the number is prime or composite. Then list all the factors.

37

Prime

1, 37