Vocabulary
Rational Number Operations
Equations
Inequalities
Writing Equations/Inequalities
100
Positive or negative whole numbers and zero.
What are integers?
100
17 - 38
What is -21?
100
−15 + n = −9
What is n = 6 ?
100
x + 3 < 5
What is x < 2 ?
100
Per, each, every, monthly, etc
What is multiplication?
200
Numbers that can be written as a fraction.
What are rational numbers?
200
2/3 ÷ 4/7 in simplest form.
What is 7/6 ?
200
−6 = b/18
What is b = -108
200
−2x > 6
What is 
?
200
Fee, plus, and, down payment, one-time.
What is addition?
300
A statement that values two expressions as equal, using an = sign.
What is an equation?
300
7.41 x 8.3
What is 61.503?
300
0 = 4 + n/5
What is n = -20 ?
300
1 + d/2 > 7
What is d > 12 ?
300
At least, no less than, minimum
What is greater than or equal to?
400
A letter or symbol in an equation that represents a numerical value.
What is a variable?
400
Alaisha goes to Chick-Fil-A for lunch. She buys a chicken sandwich meal for $7.95 and a milkshake for Mr. Davenport that is $3.75. How much did Alaisha spend on lunch?
What is $11.70?
400
0.5m - 3.5 = 4
What is m = 15 ?
400
-2f – 101 < -89
What is f > -6 ?
400
Jaedyn went to the store with $30 for groceries. He bought 5 pounds of chicken and had $8 left over. Write an equation to find out how much the chicken costs per pound.
What is 30 - 5x = 8?
500
The number beside the variable.
What is a coefficient?
500
Diego is making cupcakes for the class. He 3/4 cup of flour for the first batch and 1 1/2 cups of flour for the second batch. How much more flour did he use in the second batch?
What is 3/4?
500
Jason goes to the movies and buys a ticket for $7.25 and some candy for $4.50 per box. If Jason spends $25.25 at the movie theater, how many boxes of candy did he buy?
What is 4?
500
20 < 119 – c
What is c < 99 ?
500
Sumaya bought a pair of volleyball shoes for $15.99 and some volleyballs for $6.99 a piece. She wants to spend no more than $75. Write an inequality to find how many volleyballs she can buy.
What is 15.99 + 6.99x <= 75?