Unit Review: Exponents & scientific notation

C.1Evaluate.

1. 1
   $-5^2=$ 
2. 2
   $-3^3=$ 

C.2Evaluate. Write fractions in simplest form.

1. 3
   ${\left(\frac{1}{4}\right)}^2=$ 
2. 4
   ${\left(\frac{2}{3}\right)}^3=$ 

C.3C.4Write each as a single power.

1. 5
   $\frac{11^8}{11^3}=$ 
2. 6
   $\frac{10^4}{10^2}=$ 
3. 7
   $(8^7{)}^2=$ 
4. 8
   $(6^4{)}^5=$ 

C.5Evaluate.

1. 9
   $\frac{5^9}{5^7}=$ 
2. 10
   $\frac{4^{12}}{4^9}=$ 

C.6Write each in the form asked for, or fill in the missing exponent.

1. 11
   $10^{-2}$ as a fraction: 
2. 12
   $10^{-5}$ as a fraction: 

C.7Write each number in scientific notation.

1. 13
   $9,270,000,000=$ 
2. 14
   $220,000,000=$ 

C.8Write each number in standard form.

1. 15
   $2.2\times 10^8=$ 
2. 16
   $1.61\times 10^4=$ 

C.9Write >, <, or = in each circle.

1. 17
   $9.2\times 10^6$$4.5\times 10^7$
2. 18
   $3\times 10^8$$8\times 10^7$

C.10Evaluate, or write each number in the form asked for.

1. 19
   $10^{-5}$ as a decimal: 
2. 20
   $0.01=$ $10^{\boxed{}}$

C.1Powers with Negative Bases

1. 1$-25$
2. 2$-27$

C.2Powers of Fractions & Decimals

1. 3$\frac{1}{16}$
2. 4$\frac{8}{27}$

C.3C.4Write each as a single power.

1. 5$11^5$
2. 6$10^2$
3. 7$8^{14}$
4. 8$6^{20}$

C.5Evaluate Using Properties of Exponents

1. 9$25$
2. 10$64$

C.6Negative Exponents

1. 11$\frac{1}{100}$
2. 12$\frac{1}{100,000}$

C.7Write in Scientific Notation

1. 13$9.27\times 10^9$
2. 14$2.2\times 10^8$

C.8Scientific Notation to Standard Form

1. 15$220,000,000$
2. 16$16,100$

C.9Compare Numbers in Scientific Notation

1. 17<
2. 18>

C.10Exponents & Scientific Notation Review

1. 19$0.00001$
2. 20$-2$