fact-family/add-sub-within-20-write-all · Set 44
6 problems
Naam:
Klas:
Datum:
1
Write the fact family for 13, 2, 15:
=
2
Write the fact family for 10, 5, 15:
=
3
Write the fact family for 17, 3, 20:
=
4
Write the fact family for 2, 2, 4:
=
5
Write the fact family for 12, 6, 18:
=
6
Write the fact family for 5, 5, 10:
=