fact-family/add-sub-within-20-write-all · Set 73
6 problems
Naam:
Klas:
Datum:
1
Write the fact family for 18, 2, 20:
=
2
Write the fact family for 5, 8, 13:
=
3
Write the fact family for 9, 2, 11:
=
4
Write the fact family for 17, 3, 20:
=
5
Write the fact family for 8, 1, 9:
=
6
Write the fact family for 4, 8, 12:
=