Subtract 2 digit numbers

Front

What is subtraction?

Back

Subtraction is the process of taking one number away from another. It shows how many are left after some are taken away.

Front

What does it mean to subtract a 2-digit number?

Back

Subtracting a 2-digit number means taking away a number that has two digits, like 23 or 45, from another number.

Front

What is the difference between 45 and 23?

Back

The difference is 22. (45 - 23 = 22)

Front

How do you line up numbers for subtraction?

Back

You line up the numbers by their place values: tens above tens and ones above ones.

Front

What is borrowing in subtraction?

Back

Borrowing is a method used when the top digit is smaller than the bottom digit in a column. You take 1 from the next left column.

Front

What is the first step in subtracting 2-digit numbers?

Back

The first step is to line up the numbers by their place values.

Front

If you subtract 10 from 50, what do you get?

Back

You get 40. (50 - 10 = 40)

Front

What is the result of 72 - 19?

Back

The result is 53. (72 - 19 = 53)

Front

What do you do if you can't subtract a digit in a column?

Back

If you can't subtract, you need to borrow from the next column to the left.

Front

What is a minuend?

Back

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