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Order of Operations
Place Value
Rounding
Pre Algebra
Miscellaneous
100
The first step in an order of operations problem.
What is parentheses?
100
What is 10 to the fifth power??
100,000
100
What is 23,567.876 rounded to the nearest hundred?
What is 23,600
100
A symbol for a number we don't know yet. It is usually a letter like x or y.
What is a variable.
100
Why is PEMDAS not a good acronym to use when solving order of operations problems?
What is you do either multiplication OR division first, whichever comes first in the problem. And you do either addition OR subtraction first, whichever comes first in the problem.
200
What is the order we perform mathematical operations?
What is parentheses, exponents, multiplication OR division, addition OR subtraction?
200
1/10 as much also means what?
Divided by 10
200
What is 45.632 rounded to the nearest tenth?
What is 45.6
200
Solve: Which mathematical expression is equivalent to the number sentence below? Subtract 15 from 45, and then divide by 3.
What is (45-15)/3
200
What is 32 tenths equal to?
What is 3.2 (three and two tenths)
300
Solve: 3 (4+16/8) + 24/6
What is 22?
300
John bought a new house that cost $600,000. If he put 1/10 of the price down as a down payment, how much did he put down?
What is 60,000
300
What is 6.699 rounded to the nearest whole number?
What is 7?
300
Simplify the following expression: 2x + 3X
What is 5X
300
When you divide by powers of ten, which way on the place value chart do you move?
What is right
400
Solve: (1+15/5) + (6-3) x 5
What is 19
400
The Florida Everglades welcomes about 2 x 10 to the third power visitors per day. Based on this, about how many visitors come to the Everglades per week?
What is 14,000
400
Mary's batting average is 0.227. What is her batting average rounded to the nearest tenth?
What is 0.2
400
Simplify the following expression: 15y - 8y
What is 7y
400
What is the difference between a mathematical expression and a mathematical equation?
What is an expression does not have an equal sign and an equation does.
500
Solve: {[3 (6+2)] * (4 - 3 x 1)} - 5
What is 9
500
Researchers counted 8,912 monarch butterflies on one branch of a tree at a site in Mexico. They estimated that the total number of butterflies at the site was 1,000 times as large. About how many butterflies were at the site in all?
What is 8,912,000
500
What is 399.997 rounded to the nearest hundredth?
What is 400.00
500
Simplify the following expression: 2a (4a + 5) - 8a + 7
What is 8a squared -2a + 7
500
We should never say "borrow" when solving mathematical problems. What should we say instead?
What is regrouping