Word Problems and Standard Form Challenges for 5th Grade

1. Sarah has 3,000 marbles. Write a word problem that asks how many marbles she has in standard form.

• 3 x 10^3

• 3,000 marbles

• 3 x 10^2

• 3000

2. A library has 25,000 books. If 5,000 books are checked out, how many books are left in standard form?

• 1.5 x 10^4

• 2.5 x 10^4

• 3.0 x 10^4

• 2.0 x 10^4

3. Write a word problem about a school that has 1,200 students. How would you express the number of students in standard form?

• 120 x 10^1

• 12 x 10^2

• 1.2 x 10^2

• 1.2 x 10^3

5. If a car travels 120,000 miles in its lifetime, write a word problem that asks how many miles it travels in standard form after 5 years if it travels 15,000 miles each year.

• 1.2 x 10^5

• 3.0 x 10^4

• 6.0 x 10^4

• 7.5 x 10^4

6. A farmer has 45,000 apples. If he sells 10,000 apples, how many apples does he have left in standard form?

• 4.5 x 10^4

• 2.5 x 10^4

• 1.0 x 10^5

• 3.5 x 10^4

7. Write a word problem about a concert that has 2,500 attendees. How would you express the number of attendees in standard form?

• 2.5 x 10^3

• 2500

• 2.5 x 10^2

• 25 x 10^2

8. A city has a population of 300,000 people. If 50,000 people move away, how many people are left in standard form?

• 1.5 x 10^5

• 3.0 x 10^5

• 2.0 x 10^5

• 2.5 x 10^5

9. Write a word problem that involves a book series with 10,000 copies sold. How would you express the total sales in standard form?

• 1.0 x 10^5

• 10,000.0

• 1.0 x 10^3

• 1.0 x 10^4