MAAP Review Day 2

MAAP REVIEW

Day 2

Convert to Scientific Notation

​Get those calculators ready

Now You Try

Multiple Choice

Multiply:
(3.4 x 10⁵)(1.2 x 10^-3)

• 4.08 x 10^-8

• 4.8 x 10²

• 4.08 x 10²

• 4.08 x 10^-15

Multiple Choice

How would you write 0.0005 in scientific notation?

• 50 x 10⁵

• 5 x 10⁴

• 5 x 10³

• .5 x 10³

Multiple Choice

Which of the following is correct scientific notation?

• 20.35 x 10^4

• .2035 x 10^4

• 2035 ⁴

• 2.035 x10^4

Multiple Choice

Express the following in scientific notation:
1010.10

• 1.01010  x 10^3

• 1.01010 x 10^5

• 1.01010 x 10^-3

• 1.01010 x 10^-5

Multiple Choice

Simplify:  $$\left(6.8\times10^{-3}\right)+\left(1.2\times10^{-2}\right)$$  

• $$8.16\times10^{-3}$$  

• $$5\times10^2$$  

• $$1.88\times10^{-3}$$  

• $$1.88\times10^{-2}$$  

Multiple Choice

The US spends an average of 1.02x10⁴ dollars on each student per year.  There are about 7.6x10⁷ students in the US.  About how much money total is spent on students per year?

• 7.752 x 10¹¹

• 7.752 x 10²⁸

• 8.62 x 10¹¹

• 8.62 x 10²⁸

Multiple Choice

• 10.6 x 10²

• 3.1 x 10^-2

• 5.4 x 10^-2

• 3.1 x 10²

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Scientific Notation Word Problems

Key Words for Addition

• How many total

• Combined

• All together

• Sum

• In all

• Increased by

• Both

• How much

Key Words for Subtraction

• How many more

• Fewer

• Difference

• Reduce

• Remain

• Decreased by

Key Words for Multiplying

• Times

• Every

• Of

• By (dimension such as volume or area)

• Double

• Triple

Key Words for Dividing

• How many more times

• How many times

• Average

• Separated

• Per

• Quotient of

• Each

Let's Do Word Problems Together

Multiple Choice

2. On average, Mercury is about 57,000,000 km from the sun, whereas Neptune is about  km from the sun. What is the difference between Neptune’s and Mercury’s distances from the sun?

• Add

• Subtract

• Multiply

• Divide

Multiple Choice

3. In the year 2000, the United States public debt was about 5.6 x 10¹² dollars.  The population of the United States in that year was about 2.8 x 10⁸ people.  What was the average debt per person?

• Add

• Subtract

• Multiply

• Divide

Multiple Choice

4. Find the combined mass of Earth and Venus. Earth is approximately 5.9 x 10²⁴ kg and Venus is approximately 4.9 x 10²⁴ kg.

• Add

• Subtract

• Multiply

• Divide

Multiple Choice

7b. The approximate total surface area of the Earth is 5.1 x 10⁸ km. Salt water has an approximate surface area of 352,000,000 km and freshwater has an approximate surface area of 9 x 10⁶ km. How much of the Earth’s surface is covered by land? 

• Add

• Subtract

• Multiply

• Divide

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