Scientific Notation and Comparing Numbers

Which is the smallest?
1.3 x 10²⁰
2.9 x 10²¹
9.5 x 10³²
8.4 x 10¹⁹

• 1.3 x 10²⁰

• 2.9 x 10²¹

• 9.5 x 10³²

• 8.4 x 10¹⁹

Tags

CCSS.8.EE.A.3

Which is the largest?
4.8 x 10^-6 
1.3 x 10²⁰
3.1 x 10^-4
9.2 x 10^-5 
9.5 x 10³²
5.9 x 10^-5
2.9 x 10²¹
8.4 x 10¹⁹

• 9.5 x 10³²

• 3.1 x 10^-4

• 8.4 x 10¹⁹

• 4.8 x 10^-6 

Tags

CCSS.8.EE.A.3

Order the following from least to greatest: 7.8 x 10² , 7 x 10² , 7.6 x 10² , 7.1 x 10²

• 7.8 x 10²

  76 x 10²

  7.6 x 10²

  7.1 x 10²

• 7.8 x 10²

  7 x 10²

  7.6 x 10²

  7.1 x 10²

• 7 x 10²

  7.1 x 10²

  7.6 x 10²

  7.8 x 10²

Tags

CCSS.8.EE.A.3

To compare two numbers that are in scientific notation, first compare the ________ . If they are the same, then compare the ___________.

• decimals; exponents

• first number; next number

• exponents; decimals

50.1 x 10^-3  >  4.8 x 10^-1

• True

• False

Tags

CCSS.8.EE.A.4

Fill in the blank: Which number fits in the blank?

3.1 x 10^-2, 3.2 x 10³, _________, 3.3 x 10⁴

• 9.2 x 10²

• 4.3 x 10³

• 4.5 x 10⁵

• 1.2 x 10^-3

Tags

CCSS.8.EE.A.3

Write in Scientific Notation

• 34 x 10^-7

• 3.4 x 10^-7

• 3.4 x 10⁷

• 34 x 10⁶

Tags

CCSS.8.EE.A.3

Which of the following numbers is the least?

• 7 x 10⁸

• 710,000,000

• 7 x 10⁹

• 7,100,000,000

Tags

CCSS.8.EE.A.3

Which number is the greatest?

• 525,000

• 255,000

• 5.55 x 10⁵

• 5 x 10⁵

Tags

CCSS.1.NBT.B.3

Write in Standard Form

4.35 x 10³

• 4,350

• 435

• 4

• 43