Practice the problems of Math in Focus Grade 3 Workbook Answer Key Cumulative Review Chapters 8 and 9 to score better marks in the exam.

## Math in Focus Grade 3 Cumulative Review Chapters 8 and 9 Answer Key

**Concepts and Skills**

**Complete. Use the digits 1, 3, and 8. (Lesson 8.3)**

Question 1.

Write two 3-digit even numbers.

Answer:

Explanation:

a whole number that is able to be divided by two into two equal whole numbers

The numbers 0, 2, 4, 6, and 8 are even numbers.

Question 2.

Write four 3-digit odd numbers.

Answer:

Explanation:

An odd number is a number that cannot be divided into two equal groups.

Even numbers end in 2, 4, 6, 8 and 0 regardless of how many digits they have

Odd numbers end in 1, 3, 5, 7, 9.

**Fill in the blanks. Use mental math. (Lesson 8.1)**

Question 3.

6 ÷ 2 = ___

60 ÷ 2 = ___ tens ÷ 2

= ___ tens

= ____

600 ÷ 2 = hundreds ÷ 2

= ____ hundreds

= _____

Answer:

6 ÷ 2 = 3

60 ÷ 2 = 30 ; 3 tens ÷ 2

= 1 tens and 5 ones

= 15

600 ÷ 2 = 3 hundreds ÷ 2

= 1 hundreds 5 tens and 0 ones

= 150

Divide.

Question 4.

Answer:

Explanation:

96 ÷ 3 = 32

The quotient is 32

the remainder is 0

Question 5.

Answer:

Explanation:

93 ÷ 3 = 31

The quotient is 31

the remainder is 0

Question 6.

Answer:

Explanation:

56 ÷ 5 = 11

The quotient is 11

the remainder is 1

Question 7.

Answer:

Explanation:

73 ÷ 2 = 36

The quotient is 36

the remainder is 1

Question 8.

Answer:

Explanation:

47 ÷ 4 = 11

The quotient is 11

the remainder is 3

Question 9.

Answer:

Explanation:

98 ÷ 5 = 59

The quotient is 59

the remainder is 3

**Divide. Then match the division facts that have the same quotients. (Lessons 8.1 and 8.2)**

Question 10.

Answer:

Explanation:

The value of quotients are matched

35÷ 5 = 7

27÷ 3 = 9

120 ÷ 3 = 40

75 ÷ 5 = 15

64 ÷ 2 = 32

160 ÷ 4 = 40

56 ÷ 8 = 7

36 ÷ 4 = 9

96 ÷ 3 = 32

15 ÷ 1 = 15

**Problem Solving**

**Solve. Draw bar models to help you.**

Question 11.

Roland has 125 trading cards. Ian has three times as many trading cards as Roland. How many trading cards does Ian have?

Answer:

375 cards

Explanation:

Roland has 125 trading cards.

Ian has three times as many trading cards as Roland.

125 x 3 = 375

375 trading cards that Ian have

Question 12.

Mr. Hansen gives out 250 pencils to 5 classes. Each class receives an equal number of pencils. How many pencils does each class receive?

Answer:

50 pencils

Explanation:

Mr. Hansen gives out 250 pencils to 5 classes.

Each class receives an equal number of pencils.

250 ÷ 5 = 50

50 pencils that each class receive

Question 13.

Mike is three times as tall as Pamela. Pamela is 2 feet tall.

a. How tall is Mike?

Answer:

2 x 3 = 6 feet

Explanation:

Mike is three times as tall as Pamela.

Pamela is 2 feet tall.

2 x3 = 6 feet

b. How many feet taller is Mike than Pamela?

Answer:

6 – 2 = 4

Explanation:

Mike is three times as tall as Pamela.

Pamela is 2 feet tall.

2 x 3 = 6 feet

6 – 2 = 4

Question 14.

Mrs. Herra buys 3 boxes of oranges. She also buys 6 boxes of apples. Each box contains 65 pieces of fruit.

a. How many boxes of fruit does Mrs. Herra buy?

Answer:

3 x 6 = 18 boxes

Explanation:

Mrs. Herra buys 3 boxes of oranges.

She also buys 6 boxes of apples.

3 x 6 = 18

b. How many pieces of fruit does Mrs. Herra buy?

Answer:

585 pieces of fruit that Mrs. Herra buy

Explanation:

Mrs. Herra buys 3 boxes of oranges.

oranges 3 x 65 = 195

She also buys 6 boxes of apples.

apples 6 x 65 = 390

390 + 195 = 585 fruits

Question 15.

Sha un has 96 ounces of lemonade. He pours all the lemonade equally into 6 jugs. He then pours out one of the jugs of lemonade to fill 2 glasses. How many ounces of lemonade does each glass hold?

Answer:

8 ounces of lemonade

Explanation:

Sha un has 96 ounces of lemonade.

He pours all the lemonade equally into 6 jugs.

96 ÷ 6 = 16

He then pours out one of the jugs of lemonade to fill 2 glasses.

16 ÷ 2 = 8

8 ounces of lemonade that each glass hold

Question 16.

A watch costs $56. A camera costs double the amount of the watch. How much do the two items cost in all?

Answer:

$112 items cost

Explanation:

A watch costs $56.

A camera costs double the amount of the watch.

56 x 2 = 112

112 that the two items cost in all

Question 17.

Ben has 4 cartons of crayons. Each carton contains 1 20 crayons. He puts them equally into 6 cartons. How many crayons are in each carton?

Answer:

80 crayons

Explanation:

Ben has 4 cartons of crayons.

Each carton contains 1 20 crayons.

4 x 120 = 480

He puts them equally into 6 cartons.

480 ÷ 80

80 crayons are in each carton

Question 18.

Natalie has 275 centimeters of ribbon to make headbands. She makes 4 headbands and has 15 centimeters of ribbon left. What length of ribbon does she use for each headband?

Answer:

65 centimeters

Explanation:

Natalie has 275 centimeters of ribbon to make headbands.

She makes 4 headbands and has 15 centimeters of ribbon left.

275 – 15 = 260

260 ÷ 65

65 is the length of ribbon that she use for each headband