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Exponents in Action (properties)
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Published on Apr 03, 2016
Add interest and purpose to learning exponent properties
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PRESENTATION OUTLINE
1.
Exponents in Action
Photo by
Peer.Gynt
2.
If a tank weighs 5x10^3 pounds, how much would 10^5 tanks weigh?
Photo by
Anna & Michal
3.
If Coca Cola produces
10^8 bottles of coke in a month, how many would it produce in 10^5 months?
Photo by
iluvcocacola
4.
Your yard has 10^4 fleas today and each flea lays 10^3 eggs. Now how many fleas?
Photo by
Megadeth's Girl
5.
Simplify multiplication of exponents:
10^4 x 10^2 =
2^3 x 2^5 =
6^2 x 6^4 =
Look at your formula sheet. How does it write multiplication of powers?
Photo by
Xuoan
6.
10^4 people attend a concert on 10 acres. How many people per acre were there?
Photo by
Marco Gomes
7.
Donald Trump got 5^8 followers on Twitter in 5^2 months. How many followers per month is that?
Photo by
Tom Raftery
8.
A coin machine wraps
20^5 pennies in 20^2 hours. What is the rate?
Photo by
Bunshee
9.
Simplify division of exponents:
12^3 / 12^2 =
3^5 / 3^2 =
x^17 / x^4 =
y^6 / y^-1 =
Look at your formula sheet. What does it say for division of powers?
10.
2^3 Monarchs visit your garden daily. Your neighbor's yard attracts that many squared. How many is that?
Photo by
C.J. Geiger
11.
Eagles are making a comeback. 10^3 exist today and that # is expected to cube in 20 years. How many will that be?
Photo by
"JT" Taylor
12.
Simplify powers of powers:
(2^2)^3
(3^5)^2
(10^4)^3
(x^7)^10
Look at your formula sheet. How does it show raising a power to a power?
Add purpose and interest to learning exponent properties
13.
When in doubt, expand exponents out:
3^4 x 3^2 = 3x3x3x3x3x3
5^7 / 5^2 =
(8^2)^3 =
14.
A cell is 4.5 x 10^-8 mm in diameter. Rewrite this with positive exponents.
Photo by
uafcde
15.
A tarantula's leg hairs are 5^-2 inch long. Write this number with a positive exponent and then as decimal.
Photo by
Macroscopic Solutions
16.
Simplify negative exponents:
4^ -3 =
7^ -5 =
10^ -4 =
How does your formula sheet show negative exponents?
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