Rates and Unit Rates
Dividing Fractions/Decimals
Vocab
Algebra!
Mr. Denning Trivia
100
What is a better buy? 8 slices of pizza for $24 or 5 slices of pizza for $20
8 slices of pizza for $24, only $3 per slice!
100
5/6 divided by 1/2
5/3 or 1 and 2/3
100
What is the difference between an expression and equation?
An equation has an equal sign whereas an expression does not.
100
Name the Inverses:
Adding 5
Subtracting 12
Dividing by 31
Multiplying by 1/2
Subtracting 5
Adding 12
Multiplying by 31
Dividing by 1/2
100
What is Mr. Denning more afraid of? Heights or Flying?
Heights?
200
10 and 45 are the missing blanks
200
0.9 divided by 0.4
9/4 or 2 and 1/4
200
6x + 5
What is the coefficient in the problem above?
6
200
Write an expression for the following situations:
Mr. Denning has been to more than 20 national parks.
Mr. Denning has had at most 5 awards.
Mr. Denning has had at least 7 pets.
x > 20
x </= 5
x >/= 7
200
What type of iPhone does Mr. Denning have?
iPhone 13
300
Prefer TV Show Blanks: 8, 32
Prefer Movie Blanks: 12, 48
300
4 and 2/5 divided by 3/7
154/15 or 10 and 4/15
300
4y + 3z + 8(4)
What are the terms in the expression above?
4y, 3z, 8(4)
300
Solve the following using inverses.
x + 17 = 31
x -21 = 45
4x < 16
x/10 > 10
x = 14
x = 66
x < 4
x >100
300
What Harry Potter house did Mr. Denning get sorted into? Gryffindor, Ravenclaw, Hufflepuff, Slytherin
Hufflepuff :(
400
Which is the better buy?
$12.48 for 6 Avocados
$14.14 for 7 Avocados
$14.14 for 7 Avocados has a unit rate of $2.02 instead of $2.08.
400
8 and 1/6 divided by 3 and 4/5
245/114 or 2 and 17/114
400
4(2x) + 3(2) + 14
What is the constant in the expression above?
14
400
Write and solve the following equation.
Purdue basketball has three times as many wins than IU the past three years. Purdue basketball has 63 wins the past three years. How many wins does IU have in the past three years?
3x = 63
x = 21 wins
400
What state did Mr. Denning recently travel to? Bonus points if you can name either city he went to! More bonus points if you can name the national park he went to!
Arizona
Phoenix or Tucson
Saguaro National Park
500
Producer A: 645 cars in 25 days
Producer B: 50 cars in 4 days
Producer C: 132 cars in 9 days
Producer D: 12,220 cars in 145 days
Rank these producers in their car production from least to greats
Producer B: 12.5 cars/day
Producer C: 14.67 cars/day
Producer A: 25.8 cars/day
Producer D: 84.28 cars/day
500
You need 2.5 pounds of dough to make 3.25 pizzas. You have 7.8 pounds of dough. How many pizzas can you make?
10.14 pizzas
500
3(5x - 2) + 10(5) + 9(x + 1)
What are the factors above?
3, (5x - 2), 10, (5), 9, (x + 1)
500
Write, solve, and graph the inequality described below.
The number of dog owners in this class is 8 more than the number of cat owners. The total number of pet owners is at most 21 students. How many cat owners could there be in class? Use c as your variable to write the inequality.
c + 8 </= 21
c </= 13
Graph on board.
500
Mr. Denning collects two things from each national park that he goes to. Both items start with the same letter. What are the two items??
Maps and Magnets!