Subtraction Grade 3

Front

What is subtraction?

Back

Subtraction is a mathematical operation that represents the process of taking one quantity away from another. It is denoted by the minus sign (-).

Front

What is the result of a subtraction operation called?

Back

The result of a subtraction operation is called the difference.

Front

How do you perform subtraction with two-digit numbers?

Back

To subtract two-digit numbers, align the numbers by their place values (tens and units) and subtract starting from the rightmost digit.

Tags

CCSS.3.NBT.A.2

CCSS.2.NBT.B.7

Front

What is borrowing in subtraction?

Back

Borrowing is a technique used in subtraction when the digit in the minuend (the number from which another number is subtracted) is smaller than the digit in the subtrahend (the number being subtracted). You 'borrow' from the next left digit.

Tags

CCSS.3.NBT.A.2

CCSS.2.NBT.B.7

Front

What is the minuend in a subtraction problem?

Back

The minuend is the number from which another number (the subtrahend) is subtracted.

Tags

CCSS.1.OA.A.1

Front

What is the subtrahend in a subtraction problem?

Back

The subtrahend is the number that is being subtracted from another number (the minuend).

Tags

CCSS.5.NBT.B.7

Front

What is the difference between 430 and 21?

Back

The difference between 430 and 21 is 409.

Tags

CCSS.3.NBT.A.2

CCSS.2.NBT.B.7

Front

How do you check your subtraction answer?

Back

To check your subtraction answer, you can add the difference to the subtrahend. If the sum equals the minuend, your subtraction is correct.

Tags

CCSS.1.OA.A.1

Front

What is the relationship between addition and subtraction?

Back

Addition and subtraction are inverse operations. If you add a number to a difference, you should get the original minuend.

Tags

CCSS.2.NBT.B.5

Front

What is a word problem in subtraction?

Back

A word problem in subtraction is a mathematical problem presented in a narrative form that requires subtraction to find the solution.

Tags

CCSS.3.OA.D.8