fact-family/add-sub-within-20-write-all · Conjunto 97
6 problems
Nombre:
Clase:
Fecha:
1
Write the fact family for 8, 12, 20:
=
2
Write the fact family for 1, 17, 18:
=
3
Write the fact family for 9, 10, 19:
=
4
Write the fact family for 11, 9, 20:
=
5
Write the fact family for 8, 1, 9:
=
6
Write the fact family for 10, 9, 19:
=