Algebraic Expressions
Presentation
•
Mathematics
•
6th - 8th Grade
•
Medium
+8
Standards-aligned
Nicole Snoberger
Used 9+ times
FREE Resource
10 Slides • 15 Questions
1
Standard 6.2.1.1
Recognize and represent relationships between varying quantities; translate from one representation to another; use patterns, tables, graphs and rules to solve real-world and mathematical problems.
2
Write, read, and evaluate variable expressions
Apply the order of operations on expression with variables, including those with exponents
Translate an expression from it’s to an algebraic expression and vice versa
Identify parts of expressions using appropriate mathematical vocabulary.
3
Coefficient: the known number that is a factor of a variable term.
Constant: a term that is a known number without variables.
Variable: a letter that stands for an unknown number
Term: a known number, a variable, or the product of a known number and variables
Variable term: a term that includes variables
4
Multiple Choice
What is a variable?
a term that includes a variable
a letter that stands for an unknown number
a term that is a known number without variables
5
Multiple Choice
What does the letter x stand for?
a letter
an unknown number
6
Multiple Choice
Which operation is represented by 2x?
addition
subtraction
multiplication
division
7
Multiple Choice
What do you call the result of multiplication?
sum
difference
product
quotient
8
Multiple Choice
How many terms are in 10-4x?
1
2
3
4
9
Multiple Choice
What is the coefficient in the expression 10-4x?
10
x
-
10
Multiple Choice
What is the constant in the expression 10-4x?
4
10
x
-
11
Multiple Choice
Evaluate 5x - 2 when x = 3
15
17
13
6
12
13
14
Multiple Choice
Sandy had 18 necklaces. She gave 4 necklaces to Judy and 3 necklaces to Monica. How many necklaces does she have left?
(18 - 4) + 3
18 - (4 + 3)
15
16
Multiple Choice
Roy had $8. He then worked 4 hours and got paid $5 each hour. How much money does he have after getting paid?
$8 + (4 x $5)
($8 + 4) x $5
17
18
Multiple Choice
Tiffany brought $30 to the mall and spent $14 on a softball and $6 for a snack. Which expression matches the situation?
30 ÷ (14 - 6)
30 - (14 + 6)
30 ÷ (14 - 6)
30 - 14 + 30 - 6
19
20
Multiple Choice
Which expression shows the cost of one adult admission ticket and 9 ferris wheel ride tickets?
$15 + (9 x $3)
$12 + (9 x $3)
$15 + (9 + $3)
($15 x 9) + $3
21
22
Multiple Choice
Ashley and Jessica each paid $12 for admission. They bought 14 ferris wheel ride tickets. Which expression shows their cost?
$12 + (14 x $3)
(2 x $12) + (14 x $3)
(2 x $12) + 14
$12 + (14 + $3)
23
24
Multiple Choice
Emily bought a child admission ticket and 6 carousel ride tickets. She used a coupon for a $5 discount. Which expression shows Emily’s total cost?
$12 + (6 x $2)
$12 + ($6 + $2) - $5
$12 + (6 x $2) - $5
$12 + (6 x $2) + $5
25
Multiple Choice
Write an expression with the same meaning as "7 less than the square of a number."
7−x3
x3−7
x2−7
7−x2
Standard 6.2.1.1
Recognize and represent relationships between varying quantities; translate from one representation to another; use patterns, tables, graphs and rules to solve real-world and mathematical problems.
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