fact-family/add-sub-within-20/hard · Sarja 77
6 problems
Nimi:
Luokka:
Päivämäärä:
1
Write the fact family for 3, 16, 19:
=
2
Write the fact family for 19, 1, 20:
=
3
Write the fact family for 5, 15, 20:
=
4
Write the fact family for 16, 3, 19:
=
5
Write the fact family for 9, 4, 13:
=
6
Write the fact family for 3, 2, 5:
=