Three-Digit Subtraction

Front

What is three-digit subtraction?

Back

Three-digit subtraction is the process of subtracting a number with three digits from another three-digit number.

Front

What is the first step in three-digit subtraction?

Back

The first step is to line up the numbers by their place values: hundreds, tens, and ones.

Front

How do you subtract in the ones place?

Back

Subtract the bottom number from the top number in the ones place. If the top number is smaller, you need to borrow from the next place.

Front

What do you do if you need to borrow in subtraction?

Back

If you need to borrow, decrease the next left digit by one and add 10 to the current digit.

Front

What is the result of 685 - 342?

Back

343

Front

What is the result of 630 - 319?

Back

311

Front

What is the result of 400 - 205?

Back

195

Front

What is the result of 553 - 246?

Back

307

Front

What is the result of 489 - 296?

Back

193

Front

What is a subtraction sentence?

Back

A subtraction sentence is a mathematical statement that shows the subtraction of one number from another, like 685 - 342 = 343.