Subtraction With Regrouping

Front

What is subtraction?

Back

Subtraction is the process of taking one number away from another. It shows how much is left after something is taken away.

Front

What does it mean to regroup in subtraction?

Back

Regrouping in subtraction means to borrow from a higher place value when the top number is smaller than the bottom number in a column.

Front

How do you subtract two-digit numbers?

Back

To subtract two-digit numbers, align the numbers by place value, subtract the ones place first, and then the tens place, regrouping if necessary.

Front

What is the result of 40 - 23?

Back

17

Front

How do you find out how many more one number is than another?

Back

To find out how many more one number is than another, subtract the smaller number from the larger number.

Front

What is 72 - 27?

Back

45

Front

If you have 63 and you subtract 25, what do you get?

Back

38

Front

What is the difference between 85 and 19?

Back

66

Front

What is a word problem in math?

Back

A word problem is a math question written in words that requires you to use math to find the answer.

Front

How can you check your subtraction answer?

Back

You can check your subtraction answer by adding the result to the number you subtracted to see if it equals the original number.