Exponents & Order of Operations
The bill with the greatest value ever printed in the United States had a value of 105(ten to the fifth power) dollars. What is that dollar amount?
What is $100,000
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 are 16u and 18u? (Separated 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 152 (fifteen squared) concrete blocks to cover the area. How many blocks does John need?
What is 225 blocks?
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 an equivalent expression by combining like terms?
What is 10n?
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.
Simplify the expression 2 x 2 x 2 x 5 x 5 using powers (baseexponent)
What is 23 x 52?
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 them. How long will will you have to wait if there are 60 people in front of you?
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 are 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?
Mary 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 does 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 an equivalent 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. 42 + 3 (7 - 2) + 4
What is 35?
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 simplified and equivalent expression?
What is 14n + 3?
Use the distributive property to write an expression equivalent to 12b + 20y.
What is 4(3b + 5y)?