Use the number strip to find the sum.

$1$

$2$

$3$

$4$

$5$

$6$

$7$

$8$

$9$

$10$

$11$

$12$

$13$

$14$

$15$

$16$

$17$

$18$

$19$

$20$

$\begin{array}{ccc}& 1& 6\\ +& & 2\\ & & \end{array}$

$11$ kittens and $7$ pups are playing in the park.

There are _____ animals playing in the park in all.

There are $8$ flowers in the vase. Ria puts $6$ more. The total flowers in all is  _____.

There are $7$ star fish, $4$ gold fish and $6$ blue fish in an aquarium.

There are _____ fish in all.

$17$ children are there in the school van. $2$ more join them.

There are _____ children in all in the van.

$7+2=$_____

$3+4=$_____

$6+1=$_____

$2+8=$ _____