fact-family/add-sub-within-20/easy · Sada 21
6 problems
Jméno:
Třída:
Datum:
1
Write the fact family for 12, 3, 15:
=
2
Write the fact family for 1, 1, 2:
=
3
Write the fact family for 6, 3, 9:
=
4
Write the fact family for 3, 15, 18:
=
5
Write the fact family for 3, 1, 4:
=
6
Write the fact family for 14, 2, 16:
=