2. 8.EE.1.4 In 2005. the US Mint in Denver produced 4.04 x 10^8 Oregon State quarters. The US Mint in Philadelphia produced 7.12 x 10^7 -Oregon State quarters. Considering the other two US Mint locations did not produce any quarters, how many Oregon State Quarters were minted in 2005? Express your answer in scientific notation.

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EXPLANATION

Let's see the facts:

Denver Production: 4.04x 10^8

Philadelphia Production: 7.12x10^7

The production was:

[tex]4.04x10^8+7.12x10^7=4.752x10^8[/tex]

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