Addition to 20

Front

What is the sum of 12 and 4?

Back

16

Front

If Sam has 2 apples and gets 3 more, how many apples does he have in total?

Back

5

Front

What is the result of adding 5 and 7?

Back

12

Front

What is 2 plus 6?

Back

8

Front

What do you get when you add 7 and 4?

Back

11

Front

What is the definition of addition?

Back

Addition is the mathematical operation of combining two or more numbers to get a total.

Front

What is the commutative property of addition?

Back

The commutative property states that changing the order of the numbers in an addition problem does not change the sum (e.g., a + b = b + a).

Front

What is the associative property of addition?

Back

The associative property states that the way in which numbers are grouped in an addition problem does not change the sum (e.g., (a + b) + c = a + (b + c)).

Front

What is a number line and how is it used in addition?

Back

A number line is a visual representation of numbers in a straight line, used to illustrate addition by showing the movement from one number to another.

Front

How can you use objects to demonstrate addition?

Back

You can use physical objects like blocks or counters to visually represent the addition of numbers by grouping them together.