A number bond is adding a number to a another number to make a tidy number.
To 10
3+7=10
5+5=10
To 20
18+5=20
14+6=20
To 50
41+9=50
45+5=50
To 100
92+8=100
96+4=100
This was so hard because I could not understand it but I do now.
Do you know any other number bonds?
