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Approximating with Powers of 10
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The diameter of the Earth is about 12,742 km. Choose the best approximation.
1 × 10^4 km
The weight of a car is about 1,200 kg. Choose the best approximation.
1 × 10^3 kg
Oliver has about 2,500,000,000 dollars, while Parker has about 2,500,000 dollars. How many times more money does the Oliver have than Parker?
2 × 10^3 dollars
The population of India is about 1,420,000,000. Choose the best approximation.
1 × 10^9
The distance from Earth to the Sun is about 160,000,000 km. Choose the best approximation.
2 × 10^8 km
The average human hair is about 0.0001 m thick. Choose the best approximation.
1 × 10^{-4} m
The thickness of a sheet of paper is about 0.001 m. Choose the best approximation.
1 × 10^-3 m
The population of a small city is 72,000. Choose the best approximation of this population.
7 × 10^4
The mass of an apple is about 1.15 kg. Choose the best approximation of this mass.
1 × 10^0 kg
The distance from Earth to the Moon is about 384,000 km. Choose the best approximation of this distance.
4 × 10^5 km
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