Absolute Value and Distance
What is the absolute value of −7
7
Evaluate 34
81
8+4×2
16
In the expression 5x+3, the coefficient is 5.
True
Is 24 a multiple of 6?
true or false
true
Find the value of |-15|+|6|
21
Write the expanded form of 53
5x5x5
Evaluate 5+3(10−6)
17
Name the like terms in the expression:
3x+5+7x
3x and 7x
List all factors of 12.
1, 2, 3, 4, 6, 12
“A submarine is located 18 feet below sea level. Write the integer that represents the submarine’s location and find its absolute value.”
-18,18
which is greater 44 or 36 and by how much
36 , by 473
Multiplication must always be done before division when solving a numerical expression.
true or false
False
Multiplication and division have the same priority, so you solve them from left to right.
Write an algebraic expression for:
“12 less than twice a number”
2n−12
A school is arranging chairs in rows. One group can make rows of 6 with no chairs left over. Another can make rows of 8 with no chairs left over. What is the smallest number of chairs possible?
Find the LCM of 6 and 8.
LCM=24
24 chairs
Why do −9 and 9 have the same absolute value?
Because both numbers are 9 units away from 0/ both numbers are 9 units from zero on a number line
which is greater 44 or 36 and by how much
36 and by 473
Solve the following (5/2÷ 5/10)÷(10-5)
What are Unlike terms
Sample answer:Unlike terms are terms that have different variables or different exponents, so they cannot be combined.
Find the greatest common factor Between 18, 24, and 30.
6
Let the points be (3/2,-5/2) and (3/2,5/2)
Find the distance between the two points. First decide whether the distance is horizontal or vertical, then calculate it.
Vertical, 5
A classroom is arranging chairs. Each row has 5 chairs. There are 4 rows, and each row is arranged the same way, repeating the pattern 4 times.
How many chairs are there in total?
54 =625
(36÷6+42)×(15−9)−18÷3
126
Maria read p pages. Carlos read 8 fewer than half the number of pages Maria read. Write an algebraic expression to represent how many pages Carlos read.
(p/2)-8 or p/2-8
note :the variable p can be any letter.
A bakery made 84 chocolate cookies and 126 vanilla cookies. The baker wants to pack them into identical boxes so that each box has the same number of each type of cookie and no cookies are left over. What is the greatest number of boxes the baker can make?
42 boxes