Subtraction

Front

What is subtraction?

Back

Subtraction is a mathematical operation where we take one number away from another. It shows how many are left after some are taken away.

Tags

CCSS.HSN-VM.B.4C

Front

What is the symbol for subtraction?

Back

The symbol for subtraction is '-'. For example, in 5 - 2, we subtract 2 from 5.

Tags

CCSS.2.OA.A.1

Front

What does it mean to find the difference?

Back

Finding the difference means calculating how much one number is greater or less than another number. It is the result of a subtraction.

Tags

CCSS.1.OA.A.1

Front

If you have 10 apples and you give away 3, how many do you have left?

Back

You have 7 apples left. (10 - 3 = 7)

Tags

CCSS.2.OA.A.1

Front

What is 15 - 7?

Back

15 - 7 = 8.

Tags

CCSS.2.OA.A.1

Front

If there are 20 students in a class and 5 go home, how many students are still there?

Back

There are 15 students still in the class. (20 - 5 = 15)

Tags

CCSS.2.OA.A.1

Front

What is the result of 100 - 45?

Back

100 - 45 = 55.

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

How do you check your subtraction?

Back

You can check your subtraction by adding the result to the number you subtracted. If it equals the original number, you are correct.

Tags

CCSS.1.OA.A.1

Front

If you have 50 candies and you eat 12, how many candies do you have left?

Back

You have 38 candies left. (50 - 12 = 38)

Tags

CCSS.2.OA.A.1

Front

What is 200 - 75?

Back

200 - 75 = 125.

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2