Subtracting Across Zeros

Front

What is subtraction?

Back

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

Front

What does it mean to subtract across zeros?

Back

Subtracting across zeros means performing subtraction where one or more digits in the minuend (the number being subtracted from) are zeros.

Front

How do you subtract 600 - 345?

Back

600 - 345 = 255. You subtract the hundreds, then the tens, and finally the units.

Front

What is the difference between 408 and 259?

Back

408 - 259 = 149.

Front

How do you subtract 309 - 57?

Back

309 - 57 = 252. Start from the rightmost digit and borrow if needed.

Front

What is the result of 602 - 328?

Back

602 - 328 = 274.

Front

What is the difference when you subtract 507 - 63?

Back

507 - 63 = 444.

Front

What is borrowing in subtraction?

Back

Borrowing is a method used in subtraction when the top digit is smaller than the bottom digit, requiring you to take from the next left digit.

Front

What is the first step in subtracting across zeros?

Back

Identify the place values and start from the rightmost digit, borrowing as necessary.

Front

What do you do if you need to subtract a larger digit from a smaller digit?

Back

You borrow from the next left digit to make the smaller digit larger.