Operations on whole numbers

Front

What is subtraction?

Back

Subtraction is the operation of finding the difference between two numbers. It tells us how much is left after taking away a part from a whole.

Front

What is addition?

Back

Addition is the operation of combining two or more numbers to find their total. It is the process of putting together.

Front

What is the difference between 8,765 and 3,210?

Back

5,555

Front

What is the sum of 457,984 and 23,654?

Back

481,638

Front

How do you find the number of students left in school if 4,321 students went on a field trip from 7,890 students?

Back

You subtract: 7,890 - 4,321 = 3,569.

Front

What is the result of 2,500 + 3,200?

Back

5,700

Front

What does it mean to 'move' numbers in a problem?

Back

To 'move' numbers means to transfer or change the quantity of something, often represented by subtraction or addition in word problems.

Front

What is a word problem in mathematics?

Back

A word problem is a mathematical question presented in the form of a story or real-life scenario that requires solving using mathematical operations.

Front

What is the term for the result of an addition operation?

Back

The result of an addition operation is called the 'sum'.

Front

What is the term for the result of a subtraction operation?

Back

The result of a subtraction operation is called the 'difference'.