Operations and Algebraic Thinking
Write the expression for "the sum of 8 and 4, then multiply by 3."
(8+4)x3
Round 4,582 to the nearest hundred.
4,600
Simplify the fraction 12/16
3/4
How many centimeters are in a meter?
100 centimeters
Is a rectangle always a square?
No
Solve: 4×(2+6)−5
27
Compare the two numbers: 0.581 and 0.518. Which is greater?
0.581
Find the sum of 1/2 and 1/8
5/8
It's 10:45 AM. The bus will arrive in 40 minutes. What time will the bus arrive?
11:25 AM
What is the name of a four-sided shape with exactly two pairs of parallel sides?
A Parallelogram
In the expression 3×(4+2)=18, which operation should be done first?
Addition inside parenthesis
Solve: 23.4×100
2,340
The length of a rope is 3 1/2 feet. You cut off 1 3/4 feet. How much rope is left?
4 2/4 - 1 3/4 = 2 3/4
A baker is making cookies. The recipe calls for 2.5 kilograms of flour. How many grams of flour does the baker need?
2,500 grams
What do a rhombus and a rectangle have in common?
Options are: 1) Both have four sides
2) In both, opposite sides are parallel
3) Both have four angles/vertices
A bookstore sells paperback books for $7 and hardcover books for $12. If you buy 3 paperback and 2 hardcover books, what is the total cost?
$45
What is the product of 45 and 28?
1,260
Sarah has a total of 12 marbles. 2/3 of her marbles are blue. How many blue marbles does Sarah have?
8 blue marbles
The price for a bag of Takis at three different stores is $3.25, $3.25, and $2.50. What's the average price for a bag of Takis?
$9/3 stores = $3 average price
A triangle has one side that's 2.4 centimeters and one side that's 3.1 centimeters. If the perimeter of the triangle is 6.8, what's the length of the third side?
1.3 centimeters
What is the value of the expression 10+[4×(8−3)−2]?
28
Write the number 345 in expanded form.
3x100+4x10+5x1
A recipe calls for 3/4 cup of flour. If you want to make 1 1/2 times the recipe, how much flour do you need?
1 1/8 cups of flour
A rectangular garden has an area of 20 square feet. If the length of the garden is 4 feet, what is the perimeter?
18 feet
A rectangular prism has a volume of 40 cubic inches. If the length is 5 inches and the height is 4 inches, what is the width of the prism?
2 inches