Rational Number Sort
What is the order of the rational number system?
RIWN
Rational, Integer, Whole, Natural
How do you convert a fraction into a decimal?
Divide numerator by denominator
How do you find net worth?
Subtract assets and liabilities
Solve for x.
12=6+3x
x=2
Kendall had $80 in her bank account. After she bought 3 shirts that each cost the same amount, she has $53 in her account. Which equation can be used to find x, the amount each shirt cost?
3x + 53 = 80
What is the most inclusive spot in the rational number system for:
0
Whole
Chris and Bryce are building a fence. Chris built ½ of the fence and Bryce built ¼ of the fence. What is the total amount of fence they have built?
3/4
A shirt is priced at $24.50. There is a 8% sales tax rate. What is the sales tax for the shirt in dollars and cents?
$1.96
Solve for x:
3x+7=25
x=6
Kendall had $80 in her bank account. After she bought 3 shirts that each cost the same amount, she has $53 in her account. How much was each T-shirt?
x= 9 shirts
What is the most inclusive spot in the rational number system for:
5
Natural
Kenlei went to a restaurant and purchased 4 sides that cost $1.50 per side and an entree that cost $6.50. What was the total cost of Kenlei’s meal?
$12.50
Fatima bought a XBOX game that is $38.00 plus 9% sales tax. What is the sales tax on the XBOX game that Fatima purchased?
$3.42
Which equation is true when x=4?
A. 3x-3=12
B. 4x+2=22
C. 2x+3=17
D. 3x-10=2
D 3x-10=2
Sarah has 3 times as many stickers as her brother, plus 12 more. If Sarah has 42 stickers, how many does her brother have?
x= 10 stickers
What is the most inclusive spot in the rational number system for:
-10
Integer
At a restaurant, 60 people had breakfast on a Saturday morning.
¼ had eggs.
½ had pancakes and eggs.
The rest had pancakes only.
How many people had pancakes only?
15 people had pancakes only.
A teacher has an annual income of $55,125. The income tax the teacher has to pay is 6%. What is the amount of income tax in dollars and cents that the teacher has to pay?
$3307.50
What is the solution to the equation?
500 - 20x = 220
x= 14
The band is raising money to pay for a competition that costs $385. So far, they have $75 raised. The band members are selling pies for $5 each to earn the rest of the money they need. How many pies would the band need to sell to reach their goal?
x= 62 pies
What is the most inclusive spot in the rational number system for:
10/2
Natural!
Kenlei went to a restaurant and purchased 4 sides that cost $1.50 per side and an entree that cost $6.50. She paid with a $20 bill. How much was Kenlei's change?
$7.50
A student worked at a call center to earn extra money. The student made an annual income of $7,250. The income tax the student has to pay is 6.5%. What is the amount of income tax the student must pay?
$471.25
Solve for x.
-4x-3=13
x= -4
A fair charges $4.50 for a cup and $0.75 for each refill. Lillian spent $6.00 at the fair. How many refills did Lillian purchase?