Real Number System
Translating - Expressions to Words
Translating - Words to Expressions
Evaluating Expressions
???????
100
What set of the Real Number System is shown: { 0,1,2,3,4,5,6,.......}
What is Whole Numbers
100
Write in words: 5x + 3
What is: 5 times a number increased by 3 (1 possible answer)
100
seven miles less than the athlete ran
What is : x - 7
100
Evaluate: (a + b) *? (c + d) a = 7, b = 9, c = 2, and d = 5.
What is : (7 + 9) * (2 + 5) = (16) * (7)= 112
100
Simplify using Distributive Property : 3(x + 2)
What is : 3x + 6
200
What set of the Real Number System is shown: {...., -3, -2, -1, 0, 1, 2, 3, ....}
What is Integers
200
3 x^2 - 4
What is : The 3 times a number squared decreased by 4
200
Five decreased by Three times a number squared
What is : 5 - 3x ^2
200
b ÷ (a + c) a = 7, b = 9, c = 2, and d = 5.
What is : 9 ÷ (7 + 2) = 9 ÷ (9) = 1
200
What property is shown: (4 + 2) + 3 = 4 + (2 + 3)
What is : Associative Property
300
Give ALL of the sets of The Real Number System that this number belongs to: -4
What are: Integers, Rational
300
2(x ÷ 3)
What is : 2 times the quantity of a number divided by 3 (one possible way to say)
300
Eight more than the product of a number and Four
What is : 8 + 4n
300
Evaluate: 3y^2 - 6 if y = 2
What is : 3 (2)^2 - 6 = 3(4) - 6 = 12 - 6 = 6
300
What property is shown: -3 = -3
What is : Reflexive Property
400
Joey said that -4.2 is a Rational Number. Is he correct? Explain why or why not.
What is yes because -4.2 is Rational. Rational numbers are terminating or repeating decimals.
400
5(x + 2)
What is : 5 times the quantity of a sum of a number and 2 (one way to say)
400
Double a number increased by nine times a number cubed
What is : 2x + 9x^3
400
(12c + d) - 3c^2 if c = 4 and d = 3
What is : (12 * 4 + 3) - 3 * 4^2 = (48 + 3 ) - 3 * 4 ^2 = (51) - 3 * 4 ^2 = 51 - 3 * 16 = 3
400
What property is shown: 3 + ( 6 + 2) = 6 + (2 + 3)
What is : Commutative Property
500
What set or sets of The Real Number System does the following belong to: -2.12112111211112.......
What is Irrational Numbers
500
20 ÷ (x-2)
What is : twenty divided by the quantity of a number take away two (one possible answer)
500
Deidre’s car needs to be repaired. The cost of the repair is going to be $40 per hour for labor and an additional $120 for parts. Write an expression that would represent the cost of getting the car repaired if a mechanic works on it for h hours.
What is : $40h + $120
500
[ a (b - a) + (c- d) ] + d ÷ a If a = 2, b = 3, c = 6, d = 1
What is : [ 2 (3 - 2) + ( 6 - 1 )] + 6 ÷ 2 = [ 2 (1) + (5) ] + 6 ÷ 2= [ 2 + 5 ] + 6 ÷ 2 = [ 7 ] + 6 ÷ 2 = 7 + 3 = 10
500
A man is a musician. He charges $50 for each of the first three hours he plays and $24.95 for each additional hour. Which expression cannot be used to find the total amount of charges if he plays for 7 hours? a. 4 x $24.95 + 3 x $50 b. 7($50 + $24.95) c. $50 + $50 + $50 + 4($24.95) d. 3 ($50) + 4($24.95)
What is : b. 7($50 + $24.95)
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