fact-family/add-sub-within-20/hard · Set 82
6 problems
Naam:
Klas:
Datum:
1
Write the fact family for 4, 8, 32:
=
2
Write the fact family for 6, 13, 19:
=
3
Write the fact family for 3, 9, 12:
=
4
Write the fact family for 3, 11, 14:
=
5
Write the fact family for 17, 2, 19:
=
6
Write the fact family for 7, 4, 28:
=