Exponents and PEMDAS

Evaluate Algebraic Expressions using Order of Operations

Write Algebraic Expression

Identify Parts of Expressions and Combine Like Terms

Number Properties: Equivalent Expressions

The bill with the greatest value ever printed in the United States had a value of 10^5 (ten to the fifth power) dollars. What is that dollar amount?

What is $100,000

The expression 180 x (n - 2) gives the sum of the measures of the angles, in degrees, of a polygon with n sides. What is the sum of the measures of the angles in a polygon with 10 sides?

What is 1,440 degrees.

There are 16 ounces in 1 pound. Write an expression that gives the number of ounces in pounds. Use p to represent pounds.

What is 16p.

A basketball uniform consists of a jersey top and basketball shorts. The jersey tops costs $16 each, and the basketball shorts cost $12 each. The expression 16u + 18u represents the cost, in dollars, of buying u uniforms. What are the terms of this expression?

What is 16u and 18u. (Seperated by an addition sign)

Micah buys 7 mystery books and 3 fantasy books. He writes the equation 7 + 3 = 3 + 7 to figure out how many books he buys. What property did Micah use?

What is commutative property.

J.J. is making a patio in his yard. He needs a total of 15^2 (fifteen squared) concrete blocks to cover the area. How many blocks does John need?

What is 225 blocks.

The expression 500v gives the number of points Collin earns for completing v voyages in a video game. How many points are earned for completing 8 voyages?

What is 4,000 points.

The length of a swimming pool is 5 feet shorter than twice the width. Let w represent the width. Write an expression that gives the length of the swimming pool.

What is 2w - 5.

Sandwiches cost $5, french fries cost $3, and drinks cost $2. The expression 5n + 3n + 2n gives the total cost, in dollars for buying a sandwich, fries, and drink for n people. What is another way to write this expression

What is 10n. (Combine like terms)

Ian bought a basketball for $23, three baseball caps, and a pair of running shoes for $37. To find the total cost in dollars, he wrote 23 + 3d + 37 = 23 + 37 + 3d. Which property does the equation show?

What is commutative property. The order changed.

Which is a way to write 2 x 2 x 2 x 5 x 5 with exponents and two bases?

What is 2^3 x 5^2

The expression (p/20) x 4 gives the time in minutes that a person will have to wait to ride a roller coaster when there are p people in front of him or her. How long will Marly have to wait if there are 60 people in front of her?

What is 12 minutes

The price of a skateboard is $5 less than 3 times the price of a pair of knee pads. Let k represent the price of the knee pads. Write an expression that gives the price of the skateboard.

What is 3k - 5

Jacob bought granola bars at the store. The expression 6p + 5n gives the number of bars in p boxes of plain granola bars and n boxes of granola bars with nuts. What are the coefficients of the expression?

What is 6 and 5 (the number multiplied by a variable)

Brandon bought 6 packs of football cards, p packs of hockey cards, and 4p packs of baseball cards. Brandon wrote this number sentence to find the total number of cards he bought.
(6 + p) + 4p = 6 + (p + 4p)
Which property did he use?

What is Associative Property Of Addition

Mascie placed 2^4 (two to the fourth power) books onto each of 5 shelves. How many books did she place on the shelves in all?

What is 80 books.

The difference in meters, that Sydney runs during track practice is equal to 400t + 100s, where t is the number of laps and s is the number of sprints. How far does Sydney run when she does 3 laps and 8 sprints?

What is 2,000 meters

Caleb bought jeans for $16 each. Let j represent the amount of jeans Caleb bought. He gave the cashier $80. Write an expression to represent the amount of change Caleb will receive. (assuming he doesn not spend more than he has)

What is 80 - 16j

Jackets cost $15 and a set of decorative buttons cost $5. The delivery fee is $5 per order. The expression 15n + 5n + 5 gives the cost, in dollars, of buying jackets with buttons for n people. What is another way to write this expression?

What is 20n.

A restaurant owner bought b large bags of flour for $45 each and b large bags of sugar for $25 each. The expression b (45 + 25) gives the total cost, in dollars, of the flour and sugar. Use the distributive property to rewrite this expression.

What is b x 45 + b x 25. *** 45b + 25b

Evaluate the expression. 4^2 + 3 (7 - 2) + 4

What is 35.

The formula P = 2 (l + w) gives the perimeter of a rectangle with length l and width w. What is the perimeter of a rectangular soccer field with a lenth of 120 yards and a width of 75 yards?

What is 390 yards.

On Saturday, Austin planted 10 rows of tomato plants with p plants in each row. On Sunday, he planted 6 rows of pepper plants with p plants in each row. Write an expression that gives the total number of plants Austin planted this weekend.

What is 10p + 6p = 16p

Scarves cost $12 and snowmen pins cost $2. Shipping is $3 per order. The expression 12n + 2n + 3 gives the cost, in dollars, of buying scarves with pins for n people. What is another way to write this expression?

What is 14n + 3

Use the distributive property to write an expression equivalent to 12b + 20y.

What is 4 x (3b + 5y)