What sign comes first?
Which operation (+, -, x, /) comes first in this problem?
3x4+3
Multiplication
3x9+7
34
List the Order of Operations
Parentheses
Exponents
Multiplication/Division
Addition/Subtraction
Place the missing parentheses to make this problem true:
8+12 / 5 - 3 = 1
(8+12) / 5 - 3 = 1
Write an algebraic expression
10 more than 6 times a number s
10 + 6s or
10 + (6 x s)
Which operation (+, -, x, /) comes first in this problem?
5+6/2x4
Division
12+36/4
21
What is a variable?
an unknown value in an expression, usually represented by an alpha character
Place the missing parentheses to make this problem true:
7 x 4 - 1 = 35
7 x (4-1) = 35
Write an algebraic expression
8 less than 5 times a number z
5 x z - 8 or
5z - 8
Which operation (+, -, x, /) comes first in this problem?
3+4 x 3 +(8/2)
Division
12 x 12 =
144
What does it mean to evaluate?
to solve or find the value of
Place the missing parentheses to make this problem true:
3 x 2 - 5 + 7 -1 = 7
3 x 2 - 5 + (7 -1) = 7
Evaluate c + 25 when c is 9
c + 25 = 9 + 25 =
34
Which operation (+, -, x, /) comes first in this problem?
3x6+(8-2+6)x4
Subtraction
7x(4-1)-7x2
21
What is the sentence that we use to remember PEMDAS (order of operations)?
Please Excuse My Dear Aunt Sally
Place the missing parentheses to make this problem true:
18 + 3 x 6 -4 = 32
18 + (3 x 6) - 4 = 32
Evaluate 2k + 5
when k=4
2k + 5 = 2 x 4 + 5 =
13
Who is Bruno? and when will we talk about him?
Exponents, 6th Grade
(14-12)x(10+2)+7
subtraction
When solving addition and subtraction, what direction do you solve the problem?
From left to right
Place the missing parentheses to make this problem true:
9 + 12 / 3 + 4 / 2 = 9
(9 + 12) / 3 + 4 / 2 = 9
Evaluate p10 - 2 when p = 13
128