Estimating and Solving Word Problems for Grade 4

A bakery made 250 cookies for a school event. If they estimate that each student will eat about 3 cookies, how many students can they serve? Estimate and then find the actual number of students served if 200 cookies were eaten.

• 50

• 66

• 75

• 100

Liam has 120 marbles. He wants to share them equally among his 5 friends. Estimate how many marbles each friend will get and then calculate the actual number of marbles each friend receives.

• Each friend receives 30 marbles.

• Each friend receives 15 marbles.

• Each friend receives 20 marbles.

• Each friend receives 24 marbles.

A farmer has 1,200 apples. He plans to pack them into boxes that hold about 50 apples each. Estimate how many boxes he will need and then find the actual number of boxes if he has 1,150 apples to pack.

• 22

• 24

• 25

• 23

A library has 2,500 books. If they estimate that 200 books are checked out each week, how many weeks will it take to check out all the books? Estimate and then calculate the actual number of weeks if 1,800 books are checked out in total.

• 10 weeks

• 8 weeks

• 9 weeks

• 12 weeks

Emma is saving money to buy a new bike that costs $300. She estimates that she can save about $25 each week. How many weeks will it take her to save enough money? Estimate and then find the actual number of weeks if she saves $20 each week instead.

• 25 weeks

• 10 weeks

• 20 weeks

• 15 weeks

A toy store has 450 toys. They estimate that they will sell about 30 toys each day. How many days will it take to sell all the toys? Estimate and then calculate the actual number of days if they sell 25 toys each day instead.

• 15 days

• 25 days

• 18 days

• 20 days

A school is planning a field trip for 150 students. They estimate that each bus can hold about 30 students. How many buses will they need? Estimate and then find the actual number of buses needed if they can fit 28 students in each bus.

• 6 buses

• 7 buses

• 5 buses

• 8 buses

A gardener has 300 flowers to plant. If he estimates that he can plant about 15 flowers each day, how many days will it take him to plant all the flowers? Estimate and then calculate the actual number of days if he plants 12 flowers each day instead.

• 25 days

• 30 days

• 20 days

• 15 days

A pizza shop made 200 pizzas for a party. If they estimate that each person will eat about 2 pizzas, how many people can they serve? Estimate and then find the actual number of people served if 150 pizzas were eaten.

• 150 people served

• 100 people served

• 75 people served

• 50 people served

A pet store has 600 fish. They estimate that they sell about 50 fish each week. How many weeks will it take to sell all the fish? Estimate and then calculate the actual number of weeks if they sell 40 fish each week instead.

• 10 weeks

• 15 weeks

• 25 weeks

• 20 weeks