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Compare real quantities in scientific notation

8th grade (Year 9 in England) · 16 questions · Common Core: 8.EE.A.3, 8.EE.A.4 · England: KS3 Number, GCSE Foundation Number

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  1. Question 1

    A large hard drive holds 4 × 10⁶ bytes. A photo is 2 × 10³ bytes. How many photos fit on the drive?

    Answer

  2. Question 2

    How many times heavier or larger is the Sun's diameter (about 1.4 × 10⁶ km) than the Moon's diameter (about 3.5 × 10³ km)?

    Answer

  3. Question 3

    Two cities have populations 3 × 10⁶ and 1.9 × 10⁶. What is their total population, in scientific notation?

    Answer

  4. Question 4

    A large hard drive holds 6 × 10⁹ bytes. A photo is 5 × 10⁷ bytes. How many photos fit on the drive?

    Answer

  5. Question 5

    How many times heavier or larger is an elephant (about 6 × 10³ kg) than a mouse (about 2 × 10⁻² kg)?

    Answer

  6. Question 6

    Two cities have populations 1.6 × 10⁷ and 4.2 × 10⁷. What is their total population, in scientific notation?

    Answer

  7. Question 7

    A large hard drive holds 9 × 10⁸ bytes. A photo is 1 × 10¹ bytes. How many photos fit on the drive?

    Answer

  8. Question 8

    How many times heavier or larger is the mass of the Earth (about 6 × 10²⁴ kg) than the mass of the Moon (about 7.5 × 10²² kg)?

    Answer

  9. Question 9

    Two cities have populations 1.9 × 10⁶ and 3.6 × 10⁶. What is their total population, in scientific notation?

    Answer

  10. Question 10

    A large hard drive holds 8 × 10⁷ bytes. A photo is 2 × 10⁵ bytes. How many photos fit on the drive?

    Answer

  11. Question 11

    How many times heavier or larger is the mass of the Earth (about 6 × 10²⁴ kg) than the mass of the Moon (about 7.5 × 10²² kg)?

    Answer

  12. Question 12

    Two cities have populations 1.5 × 10⁶ and 1.6 × 10⁶. What is their total population, in scientific notation?

    Answer

  13. Question 13

    A large hard drive holds 6 × 10⁵ bytes. A photo is 1 × 10² bytes. How many photos fit on the drive?

    Answer

  14. Question 14

    How many times heavier or larger is Jupiter's diameter (about 1.4 × 10⁵ km) than Earth's diameter (about 1.3 × 10⁴ km)?

    Answer

  15. Question 15

    Two cities have populations 2.1 × 10⁷ and 4.6 × 10⁷. What is their total population, in scientific notation?

    Answer

  16. Question 16

    A large hard drive holds 9 × 10⁷ bytes. A photo is 4 × 10³ bytes. How many photos fit on the drive?

    Answer

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  1. 2000
  2. 400
  3. 4.9 × 10⁶
  4. 120
  5. 300000
  6. 5.8 × 10⁷
  7. 90000000
  8. 80
  9. 5.5 × 10⁶
  10. 400
  11. 80
  12. 3.1 × 10⁶
  13. 6000
  14. 10.77
  15. 6.7 × 10⁷
  16. 22500