fact-family/add-sub-within-20/expert · Set 92
6 problems
Naam:
Klas:
Datum:
1
Write the fact family for 12, 4, 48:
=
2
Write the fact family for 18, 1, 19:
=
3
Write the fact family for 3, 2, 6:
=
4
Write the fact family for 6, 12, 72:
=
5
Write the fact family for 3, 4, 7:
=
6
Write the fact family for 5, 2, 10:
=