Three Digit Subtraction

Front

What is three-digit subtraction?

Back

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

Front

How do you subtract 192 from 634?

Back

To subtract 192 from 634, align the numbers by place value and subtract each column: 634 - 192 = 442.

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

What do you do if the top digit is smaller than the bottom digit in a column?

Back

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

Front

What is borrowing in subtraction?

Back

Borrowing is taking 1 from the next higher place value to help subtract a smaller digit.

Front

If there are 634 cars on Monday and 192 on Tuesday, how do you find out how many more cars were there on Monday?

Back

Subtract the number of cars on Tuesday from the number of cars on Monday: 634 - 192 = 442.

Front

What is the result of 309 - 238?

Back

The result of 309 - 238 is 71.

Front

How can you check your subtraction answer?

Back

You can check your subtraction answer by adding the result to the number you subtracted from.

Front

What is the place value of the digit 3 in the number 634?

Back

The place value of the digit 3 in 634 is 300.

Front

What does it mean to 'subtract'?

Back

To subtract means to take one number away from another.