Word Problems Nursery Rhyme Solve the following nursery rhyme using your skills in powers exponents and operations As I was going to St Ives I met a man with seven wives Each wife had seven sacks ID: 653327
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6.1.2 Powers and Exponents
Word ProblemsSlide2
Nursery Rhyme
Solve the following nursery rhyme using your skills in powers, exponents, and operations…
As I was going to St. Ives
I met a man with seven wives
Each wife had seven sacks
Each sack had seven cats
Each cat had seven kits
Kits, cats, sacks, wives
How many were going to St. Ives?Slide3
Here’s another one…
Solve the following nursery rhyme using your skills in powers, exponents, and operations…
As I was walking into town
I met a ringmaster with five clowns
Each clown had five magicians
Each magician had five bunnies
Each bunny had five fleas
Fleas, bunnies, magicians, clowns
How many were going to town?Slide4
Powers of Ten
Use exponents to complete the table.
Describe the pattern.
10
100
1,000
10,000
100,000
1,000,000
10¹
10²Slide5
Area of a square
This donut shop sign has a side length of 3 feet. What is the area of the sign?
3 ft.
If we know this is a square, then we know all sides are the same length.
If one side is 3 feet, then all sides are 3 feet.
To find the area of a square or rectangle, multiply the length and width of the shape.
3 x 3 OR 3²
The area of the sign is 9 feetSlide6
Your turn
Your dad hates to mow the lawn and is thrilled that you are finally old enough to do it yourself. You have a pretty big square yard and are not thrilled that you have to mow it. What is the area of the yard you are now tortured to mow?
104 ft.Slide7
Area of a Cube
This cube box has a side length of 2 feet. What is the area of the box?
2 ft.
If we know this is a cube, then we know all sides are the same length.
If one side is 2 feet, then all sides are 2 feet.
To find the area of a cube, multiply the length and width and height of the cube.
2 x 2
x 2 OR 2³
The area of the box is 8 feetSlide8
Your turn
For your birthday you asked for a present packed with Legos because you have
the perfect cube toy box with an area of 27 feet to put the Legos
in. At your birthday party you see a HUGE cube present on the floor. If it’s packed with Legos, you’re wondering if they’ll all fit in your toy box. You measure one side of the present before your mom catches you and tells you to stop. Now you have to do the math. Will the possible Legos inside the big cube present all fit in your cube toy box?
4 ft.Slide9
Eh, it was a big stuffed bear anyway…Slide10
Homework
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#25, 27, 29, 31, 35, 36, 37, 38