Subtraction

Front

What is subtraction?

Back

Subtraction is a mathematical operation that represents the process of removing objects from a collection. It is one of the four basic arithmetic operations, along with addition, multiplication, and division.

Front

What is the result of subtracting a larger number from a smaller number?

Back

The result is a negative number.

Front

How do you perform subtraction with multi-digit numbers?

Back

Align the numbers by their rightmost digits, subtract each column starting from the right, and borrow from the next column if necessary.

Front

What is the term for the number being subtracted in a subtraction operation?

Back

The term is 'subtrahend'.

Front

What is the term for the number from which another number is subtracted?

Back

The term is 'minuend'.

Front

What is the difference in the equation 917 - 99?

Back

The difference is 818.

Front

How do you check your subtraction work?

Back

You can check your subtraction by adding the difference to the subtrahend; if the sum equals the minuend, your subtraction is correct.

Front

What is the result of 981 - 764?

Back

The result is 217.

Front

What is the importance of place value in subtraction?

Back

Place value is crucial in subtraction as it determines how numbers are aligned and how borrowing is handled.

Front

What is borrowing in subtraction?

Back

Borrowing is a method used in subtraction when the digit in the minuend is smaller than the digit in the corresponding place of the subtrahend.