Adding / Subtracting / Multi Decimals
When adding or subtracting decimals, you need to make sure to do this.
What is line up the decimal?
This is what you would change the percentage; 45% into as a decimal when you go to multiply.
What is 0.45?
This is the acronym we use for Order of Operations. (There are many, but one I'm looking for is the one I use)
What is PERMDAS?
Variables are what in math?
Letters / Symbols used to represent some type of unknown.
This is the definition of what an Integer is.
What is a whole number, negative or positive -- including zero?
(something similar to this)
What is 5.11?
This is the PRICE of a Toaster that is being marked up 25%, if its original price was $80.
If a problem has Multiplication, Addition, Division, and Subtraction, THIS is the operation that you would do first.
What is "Multiply or Divide", with whichever comes first.
This is what Constants are in a math problem.
What is normal numbers, without variables?
When Multiplying a Negative by a Negative, this is the type of answer you get.
What is a positive?
This would be the answer for the following expression;
(-3.5) - 1.2
What is (-4.7)?
What is the PRICE of a Microwave that was $120, but is now discounted 15%?
What is $102?
This is the answer to the following Order of Operations problem;
(10 + 5 - 11) ÷ 2 * 3
What is 6?
This is the following expression simplified;
4v + 3v - 10
What is 7v - 10?
This is what you should do when you add two negatives.
What is add the numbers, and keep the sign?
(jist of)
This is the answer to the following problem;
3.14 x 4.1
What is 12.874?
This is the MARK UP of a Car that was originally 21,000, but was marked up 10% due to inflation.
What is $2,100?
This is the answer to the following Order of Operations problem;
(-10) + (-3) * (-3) + 10
What is 9?
This is the following expression simplified;
-3x + 10 - 10x
What is -13x + 10?
This is what you should do when you add a negative and a positive.
What is subtract the smaller number, and use the sign of the bigger number?
(jist of)
This is the answer to the following expression;
1.3 x (-23.5)
What is (-30.55)?
What is the DISCOUNT, if a toy was $42, and the store is taking off 20% of the price?
What is $8.40?
This is the answer to the following Order of Operations problem;
4 ÷ 2 * 10 - 15
What is 5?
This is the following expression simplified;
2x + 4 - x + (-10)
If you have a Negative Divided by a Positive, this is the type of answer you will get.
What is a Negative?