Write the number names against the numbers and complete the table.

Numerals	Words	Numerals	Words
$1$		$11$
$2$		$12$
$3$	Three	$13$
$4$		$14$
$5$		$15$
$6$		$16$
$7$		$17$
$8$		$18$
$9$		$19$
$10$		$20$

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