fact-family/add-sub-within-20-write-all · Set 15
5 problems
Naam:
Klas:
Datum:
1
Write the fact family for 5, 6, 11:
=
2
Write the fact family for 18, 2, 20:
=
3
Write the fact family for 16, 4, 20:
=
4
Write the fact family for 5, 12, 17:
=
5
Write the fact family for 2, 9, 11:
=