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hamburger helper

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1d 2c 3a 4b 5a
what do i write it on lol thats what im confused about .. google docs or what ._.
^ also, the six periods of the Paleozoic era are Cambrian, Ordovician, Silurian, Devonian, Carboniferous, and the Permian period.
ok so the beginning of the Paleozoic era was marked by a sudden explosion of invertebrate species, while the end of the Paleozoic era was marked by a mass extinction of invertebrates, vertebrates, amphibians, and reptiles species and began the Mesozoic
@anonymous 1/2: Move the decimal place to the right to create a new number. The exponent is the number of times you moved the decimal. Divide the decimal numbers. Divide the powers of 10 by subtracting the exponents. Rewrite 0.000027 as 27x10^-6 and

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