Exponents Scientific Notation Rational

A representation of repeated multiplication and one strategy for representing very large or very small numbers.

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CCSS.5.NBT.A.2

A number is expressed in ______________ when it is written as the product of a number and a power of ten.

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CCSS.8.EE.A.3

This tells you how many times you have to divide the base number, or how many times we have to multiply the reciprocal of the base number.

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CCSS.8.EE.A.1

Compare the numbers. Which number is the least?

• 2.89%

• 2.89 x 10^5 (means 2.89 times 10 to the power of 5)

• 2.8 x 10^-5 ( means 2.89 times 10 to the power of -5)

• 2 8/9

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CCSS.1.NBT.B.3

Simplify--express your solution as a number with an exponent

Mathematical Equivalence

OFF

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CCSS.8.EE.A.1

Rewrite the expression using a rational exponent:

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CCSS.HSN.RN.A.2

Write 78300 in Scientific Notation

• 7.83 x 10⁴ (7.83 times 10 to the 4th power)

• 78.3 x 10^-4 (78.3 time 10 to the negative 4th power)

• 738 x 10⁴ (738 times 10 to the 4th power)

• 0.783 x 10^{4 (}0.783 times 10 to the 4th power)

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CCSS.8.EE.A.3

Which has the smallest value?

• 6.13 x10 ^-1

• 62%

• ¹⁶/₂₅

• 0.632

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CCSS.HSN.RN.A.2

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CCSS.HSN.RN.A.2