Math subtraction

Front

What is subtraction?

Back

Subtraction is a mathematical operation that represents the process of removing objects from a collection. It is the inverse of addition.

Front

What is the result of 41 - 40?

Back

1

Front

How do you calculate the difference between two numbers?

Back

To calculate the difference, subtract the smaller number from the larger number.

Front

What is the difference between 43 and 12?

Back

31

Front

If you have 42 and subtract 17, what is the result?

Back

25

Front

In a word problem, how do you identify what to subtract?

Back

Look for phrases that indicate a comparison or a reduction, such as 'how many more' or 'how many left'.

Front

If there are 22 children at the park and 5 are on the swings, how do you find out how many are playing ball?

Back

Subtract the number of children on the swings from the total number of children: 22 - 5 = 17.

Front

What is the difference between 82 marbles in a bag and 54 marbles in a box?

Back

To find out how many more marbles are in the bag than the box, subtract: 82 - 54 = 28.

Front

What is a word problem in mathematics?

Back

A word problem is a mathematical question presented in the form of a narrative, requiring interpretation and problem-solving skills.

Front

What does 'how many more' indicate in a subtraction problem?

Back

It indicates that you need to find the difference between two quantities.