Expressions vs. Equations
Variables and Constants
PEMDAS
Order of Operations
Tables
100
Is this an expression or equation?
2 + X -8
Expression
100
What is the variable in this equation?
7+G=3
G
100
What is the saying to help you remember what PEMDAS stands for?
Please Excuse My Dear Aunt Sally
100
Solve for A using PEMDAS
5 x 3 + 4= A
A = 19
100
A. It is an additive pattern because each ticket adds $8 to the total cost.
B. It is a multiplicative pattern because the quotient of each total cost divided by 8 equals the number of tickets.
C. It is a multiplicative pattern because the total cost is triple the number of tickets.
D.It is an additive pattern because you add the number of people in order to calculate the total cost.
B. It is a multiplicative pattern because the quotient of each total cost divided by 8 equals the number of tickets.
200
Is this an expression or equation?
10M - 3 =2
Equation
200
What is the constant in this expression?
9 + F
9
200
What does the P stand for in PEMDAS?
Parentheses
200
Solve for B using PEMDAS
5 + (7 x 3) = B
B = 26
200
Students in Mr. Matthew's art class earn emoji stickers each week for completing sketchbook challenges. Last week Mr. Matthew also awarded each student 5 star stickers for perfect attendance. All students were present each day last week. Complete the table to show the total number of stickers different students earned last week.
300
Is this an expression or equation?
7z
Expression
300
What are the variables in this equation?
S -3 + (7M) = 21
S and M
300
What does the M stand for in PEMDAS?
Multiplication
300
What would you solve first?
10 divided by 2
300
Molly owns a miniature horse farm. She feeds 4 miniature horses per hour. Complete this table to show how many total miniature horses Molly feeds for different numbers of hours.
400
Is this an expression or equation?
19B-A+2=9
Equation
400
How many constants are there in this equation?
8 + 3W = 11
3
400
What does the D stand for in PEMDAS?
Division
400
Solve for C using PEMDAS
8 + (3 x 15) = C
C = 53
400
A. Only Table A shows an additive pattern between input and output values.
B. Only Table B shows an additive pattern between input and output values.
C. Both tables show additive patterns between input and output values.
D. Neither table shows an additive pattern between input and output values.
B. Only Table B shows an additive pattern between input and output values.
500
Write the expression for 6 is subtracted from F
F -6
500
How many variables are there in this equation?
2P + 3 - Z = 8
2
500
What do the A and S stand for in PEMDAS?
Addition and Subtraction
500
Solve for D using PEMDAS
1 + (4 x 7) - (3-1) = D
D = 27
500
A. It is an additive pattern because each party favor adds $7 to the total cost.
B. It is a multiplicative pattern because the total cost is triple the number of party favors.
C. It is a multiplicative pattern because the quotient of each total cost divided by 7 equals the number of party favors.
D. It is an additive pattern because you add the number of party favors in order to calculate the total cost.
C. It is a multiplicative pattern because the quotient of each total cost divided by 7 equals the number of party favors.