3 digit subtraction with regrouping

Front

What is 3-digit subtraction with regrouping?

Back

It is a method used to subtract numbers that have more than one digit, where you may need to borrow from the next higher place value.

Front

What does 'regrouping' mean in subtraction?

Back

Regrouping means rearranging the numbers to make subtraction easier, often by borrowing from the next column.

Front

How do you subtract 408 - 200?

Back

408 - 200 = 208.

Front

What is the first step in subtracting 161 - 50?

Back

The first step is to subtract the tens: 61 - 5 = 56, then write the 1 in the hundreds place.

Front

What do you do when the top number is smaller than the bottom number in a column?

Back

You need to borrow from the next column to the left.

Front

If you have 390 - 100, what is the answer?

Back

390 - 100 = 290.

Front

What is the result of 141 - 41?

Back

141 - 41 = 100.

Front

How do you write 408 in expanded form?

Back

408 = 400 + 0 + 8.

Front

What is the value of the digit 6 in the number 462?

Back

The value of 6 in 462 is 60.

Front

When subtracting, what do you do if you need to borrow from the hundreds place?

Back

You decrease the hundreds place by 1 and add 10 to the tens place.