Blast Off

9 and 1
10 = 9 + 1

9 aliens, and 1 more is 10!

8 and 2
10 = 8 + 2

Octoblock BUILD! 1,2,3,4,5,6,7,8, BUILD!

8>2

7 and 3
10 = 7 + 3

7>3

6 and 4
10 = 6 + 4

6>4

2 Fives
10 = 2 × 5

5 = 5