Podcast
Questions and Answers
What is subtraction?
What is subtraction?
Subtraction is an arithmetic operation that represents the removal of objects from a collection.
What is the difference between two numbers?
What is the difference between two numbers?
The difference between two numbers is the number that gives the first one when added to the second one.
Give an example of subtraction using peaches.
Give an example of subtraction using peaches.
In the adjacent picture, there are 5 - 2 peaches, which means 5 peaches with 2 taken away, resulting in a total of 3 peaches.
What is the inverse relationship between subtraction and addition?
What is the inverse relationship between subtraction and addition?
What are some examples of quantities that can be subtracted?
What are some examples of quantities that can be subtracted?
Subtraction is one of the four arithmetic operations along with addition, multiplication and ______.
Subtraction is one of the four arithmetic operations along with addition, multiplication and ______.
Subtraction is an operation that represents removal of objects from a ______.
Subtraction is an operation that represents removal of objects from a ______.
The difference of 5 and 2 is 3; that is, 5 ______ 2 = 3.
The difference of 5 and 2 is 3; that is, 5 ______ 2 = 3.
Subtraction can also represent removing or decreasing physical and abstract quantities using different kinds of objects including negative numbers, fractions, irrational numbers, ______, decimals, functions, and matrices.
Subtraction can also represent removing or decreasing physical and abstract quantities using different kinds of objects including negative numbers, fractions, irrational numbers, ______, decimals, functions, and matrices.
Subtraction is ______, meaning that c = a − b if and only if c + b = a.
Subtraction is ______, meaning that c = a − b if and only if c + b = a.
