Lesson 1
Name __________________________________________
Dividing by 6
You can multiply to help you divide by 6.
Multiplication and division are connected.
Example
Solve
Divide. Write the quotient.
There are 36 balloons and 6 tables. Bill wants to decorate each table with the same number of balloons. How many balloons should he place at each table?
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Objects weigh 6 times less on the moon than on Earth. If a rock weighs 24 pounds on Earth, how much would it weigh on the moon?
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There are 54 tulips and 6 vases. Jill wants to put 10 tulips in each vase. Does she have enough flowers?
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Lesson 2
Name __________________________________________
Dividing by 7
You can multiply to help you divide by 7.
Example
Solve
Divide. Write the quotient.
Kerry has 14 toy cars. He keeps them in a box that is divided into sections. If he puts 2 cars in each section of the box, how many sections of the box will be filled?
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Judy practices karate for 1 hour every day. She has practiced for 35 hours in all. How many weeks has she spent practicing karate?
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Conrad prints 7 copies of his history report. He prints 28 pages in all. How many pages is the report?
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Lesson 3
Name __________________________________________
Dividing by 8
You can multiply to help divide by 8.
Example
Solve
Divide. Write the quotient.
Marta is packing snacks for 8 people. She has 64 cherries. She wants to give each person an equal share of the cherries. How many should she give each person?
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Marta wants to share the cherries equally with 32 people. Without dividing, how do you know each person will get fewer cherries than in Exercise 12?
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Jason is arranging a group of 32 seashells. He wants to set the shells in 8 equal rows. How many seashells should he put in each row?
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Lesson 4
Name __________________________________________
Dividing by 9
You can multiply to help divide by 9.
Example
Solve
Divide. Write the quotient.
What multiplication fact can help you find the quotient in Exercise 6?
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A store has 81 bottles of shampoo. Gavin must set the bottles on a shelf in 9 equal rows. How many bottles should he place in each row?
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Tama and Chris were asked to put books on several tables for a Book Fair. Their teacher gave them 72 books to place on the tables. If there are 9 tables, how many books will be on each table?
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Write a short division story that uses 54 and 9. Then solve it.
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Lesson 5
Name __________________________________________
Dividing by 10
You can multiply to help divide by 10.
Examples
Solve
Divide. Write the quotient.
Certain sharks replace their front row of teeth every 10 days. How many times would one of these sharks replace its front row of teeth after 70 days?
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A pet store is having a goldfish sale. Each fish costs 10 cents. How many goldfish can Shanti buy with 50 cents?
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Lesson 6
Name __________________________________________
Dividing by 1–10
You can divide by 1 through 10. There are different ways to find the same quotient.
Examples
Solve
Divide. Write the quotient.
There are 49 students at a petting zoo. Their teachers decide to arrange the students into 7 equal groups. How many students are in each group?
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Lesson 7
Name __________________________________________
Problem Solving
You can draw pictures to help solve problems.
Example
A baker has a loaf of bread that is 36 inches long. He cuts the loaf into pieces that are 6 inches long. Into how many pieces does the baker cut the loaf? Write a division equation. Use a letter for the unknown number.
Solve
Draw pictures to help solve the problems.
Rob cuts a rope into 8 pieces. Each piece is 9 feet long. How long was the rope before Rob cut it? Write a division equation with a letter for the unknown number.
DRAWING
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Hannah connects 7 pieces of pipe. Each piece is the same length. When the pieces are all connected, the pipe is 28 feet long from end to end. How long is each piece? Write a multiplication equation with a letter for the unknown number.
DRAWING
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Lesson 8
Name __________________________________________
Problem Solving
It can take more than one step to solve a problem.
Example
Mr. Omar wants to build 190 birdhouses. He builds 9 birdhouses each week. He has spent 9 weeks building birdhouses so far. How many more birdhouses does Mr. Omar still have to build?
Solve
Answer the hidden question. Then solve the problem.
A butterfly traveled 248 miles in three days. It flew 67 miles on Monday and 83 miles on Tuesday. How many miles did the butterfly travel on Wednesday? 
There are 4 ants on a branch. There are 4 times as many ants on a rock. Half of the ants on the rock move onto a leaf. How many ants are on the leaf? Draw a picture to help you solve if you need to.
DRAWING
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Chapter 7 Test
Divide. Write the quotient.
What multiplication fact can help you find the quotient in Exercise 18?
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Geeta’s pet dog weighs 42 pounds. If Geeta’s dog could travel to the moon, would it weigh more or less than a 10-pound bag of rice? Remember . . . Objects weigh 6 times less on the moon.
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Chapter 7 Test
Read. Then solve.
Chris made a breadstick that was too long, so he cut it into 7 pieces. Each piece was 3 inches long. How long was the breadstick before Chris cut it? Write a division equation with a letter for the unknown number. Then draw a picture to help solve the problem.
DRAWING
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There are three thirsty camels. One camel drinks 35 gallons of water. Another camel drinks 18 gallons. In all, the three camels drink 84 gallons of water. How much water does the third camel drink? Write an addition equation with a letter for the unknown number.
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Camilla says that 321 can be divided by 2. Without dividing, how do you know that she is incorrect?
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Write a short division story that uses 48 and 8. Then solve it.
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There are 56 toothbrushes at the dentist’s office. They come in different colors: pink, yellow, purple, blue, red, green, and orange. There is the same number of each color toothbrush. How many toothbrushes of each color are there?
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