Find and circle the number names $11-20$ hidden in the box. 

 

Add.

$10$   $+8$  $=$ _____  

Add.

$9$   $+6$ $=$ _____ 

Add.

$10$    $+9$ $=$ _____ 

There are $22$ members in the zoo train. Raj counts the members entering into the zoo train at each station in the zoo.

From the aquarium, $5$ children boarded the train. 

$22+$ _____ $=$ _____

There are $20$ members in the zoo train. Raj counts the members entering into the zoo train at each station in the zoo.

$2$ children boarded the train at the butterfly park.

_____ $+$ _____ $=$ _____

A balloon seller has $23$ pink balloons and $4$ yellow balloons. how many balloons did he have totally$?$

Tens	Ones	T O
		$2 3$
		$+ 4$

In an inter-school competition, a school had won $30$ gold medals and $21$ silver medals. Find the total number of medals won by the school$?$

Tens	Ones

Reena bought $30$ pens from the shop. Next day, she purchased $50$ more pens. Count and write the total number of pens she had.

Tens	Ones