EUREKA Gd2 M5L4

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 830 - 780 equal?

Back

50

Front

What does 830 - 750 equal?

Back

80

Front

What does 830 - 530 equal?

Back

300

Front

What is a 'ten' in mathematics?

Back

A 'ten' is a group of ten units. For example, 67 tens means 67 groups of ten, which is 670.

Front

What does 67 tens - 30 tens equal?

Back

37 tens, which is 370.

Front

What does 67 tens - 37 tens equal?

Back

30 tens, which is 300.

Front

What is the term for the answer in subtraction?

Back

The answer in subtraction is called the 'difference.'

Front

How do you check your subtraction?

Back

You can check your subtraction by adding the difference to the smaller number to see if you get the larger number back.

Front

What is the relationship between addition and subtraction?

Back

Addition and subtraction are inverse operations. If you add a number and then subtract the same number, you return to the original number.