Number bonds to 10 can be described in different ways. You can say '6 and 4 make 10', or '3 and 7 more equal 10', or even that 'double 5 is 10'. This diagram shows the connection between the ...

Then just add the 5 left over. 10 add 5 makes 15 moons all together. BOTH: Aha! NARRATOR: Back on earth, that’s what we call making number bonds to 10. Instead of adding up numbers in the order ...