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The distance to Star A is 4x10^7 about light years. The distance to Star B is about 5x10^4 light years. Choose which star is farther away. Then fill in the blank with a number written in standard notation.

User PyTis
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1 Answer

1 vote

Answer:

Star is is further away

3.995 x
10^(7)

Explanation:

(4 x
10^(7)) - ( 5 x
10^(4)) To subtract we need to have the same powers of 10

(4 x
10^(7)) - (.005 x
10^(7))

(4 - .005)x
10^(7)

3.995 x
10^(7)

User Onoria
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8.1k points