Addition of multiples of ten

Topic: Add multiples of ten to numbers less than ten

 

What is a multiple?

A multiple is a number that can be divided without any remainder.

 

 

 

What are the multiples of 10?

Multiples of 10 are numbers like 10, 20, 30, 40, 50, 60, and so on. 

Multiples of 10 have a zero in the ones place.

There are several different ways to multiply multiples of 10

 

 

How to add multiples of 10 to numbers less than 10?

 

Let’s watch the following videos

 

 

 

 

Now that you understand how to add multiples of 10 to one digit number (numbers less than 10),

let’s try the following.

 

Questions

1.  20

+     2

_____

 

2. 50

+    9

_____

 

3.  90

+      4

_____

 

4. 70

+    7

_____

 

5. 80

+ 6

_____

 

6.  10

+     7

_____