Math subtraction

Front

What is subtraction?

Back

Subtraction is a mathematical operation that represents the operation of removing objects from a collection. It is the process of finding the difference between two numbers.

Front

What is the result of subtracting a larger number from a smaller number?

Back

The result is a negative number.

Front

How do you solve a basic subtraction problem like 62 - 25?

Back

To solve 62 - 25, you can line up the numbers by place value and subtract each column starting from the right.

Front

What is the difference between 68 and 18?

Back

The difference is 50.

Front

If there are 52 berries and 16 are taken out, how do you find the remaining berries?

Back

You subtract the number of berries taken out (16) from the total number of berries (52): 52 - 16 = 36.

Front

What is the formula to find out how many more items are needed to fill a collection?

Back

The formula is: Total capacity - Current amount = Amount needed.

Front

In the problem 'Jill collects stamps. She has a stamp book with room for 64 stamps. She needs 18 more stamps to fill her book. How many stamps does Jill have now?', how do you find the number of stamps Jill currently has?

Back

You can find the current number of stamps by subtracting the number of stamps needed from the total capacity: 64 - 18 = 46.

Front

What is the importance of understanding subtraction in real-life scenarios?

Back

Understanding subtraction helps in various real-life situations such as budgeting, measuring, and managing resources.

Front

What is a word problem in mathematics?

Back

A word problem is a mathematical problem that is presented in the form of a narrative or story, requiring the reader to extract the relevant information to solve it.

Front

How can you check your subtraction answer?

Back

You can check your subtraction answer by adding the difference to the smaller number to see if it equals the larger number.