Addition and Subtraction Patterns

Addition and subtraction patterns

At the end of this lesson you should be able to complete the pattern either the growing one (Addition pattern ) or the shrinking one (Subtraction pattern )

Let's do some warm ups

Multiple Choice

2, ..... , 6 ,8 , 10

What is the missing number ?

• 4

• 9

• 7

Multiple Choice

100, 200 , 300 , 400

What is this pattern?

• 100 more

• 100 less

Multiple Choice

Complete the pattern :

120,.......,320,420

• 220

• 520

• 20

Our new vocabulary

• Addition Pattern ( growing pattern) ex: 1 , 2 , 3 , 4

• Subtraction pattern ( shrinking pattern ) ex: 4 , 3 , 2 , 1

How to solve addition patterns

1- understand the pattern

2- How much do we add every time

3- What's next ?

4- Example : 2 , 4 , 6 , .....

5 - The pattern is how many more ?

Multiple Choice

1,000 more the 3,780

• 4,780

• 5,780

• 6,780

Multiple Choice

100 more than 4,200

• 4500

• 4,300

• 4,400

Multiple Choice

1000 , 1100 , 1200 , ........

• 1300

• 1400

• 2000

Multiple Choice

Identify this pattern

3750 , 4750 , 5750 , 6750

• 1000 more

• 1000 less

• 100 more

Multiple Choice

5000 , 4000 , 3000 , .......

• 1000

• 2000

• 100

Subtraction patterns

• 1- understand the pattern

  2- How much do we subtract every time

  3- What's next ?

  4- Example : 8 , 6 , 4 , .......

  5 - The pattern is how many less ?

Multiple Choice

100 less than 5400

• 5500

• 5400

• 5300

Multiple Choice

1000 less than 6520

• 6520

• 7520

• 5520

Multiple Choice

Identify the following pattern:

6720 , 6620 , 6520 , 6420

• 100 more

• 100 less

• 1000 more

• 1000 less

Multiple Choice

Identify the pattern

120 , 110 , 100

• 10 more

• 10 less

• 100 more

• 100 less

Poll

Now let's do our LMS