fact-family/add-sub-within-20/hard · Sada 57
6 problems
Jméno:
Třída:
Datum:
1
Write the fact family for 18, 1, 19:
=
2
Write the fact family for 6, 5, 30:
=
3
Write the fact family for 8, 12, 20:
=
4
Write the fact family for 12, 2, 14:
=
5
Write the fact family for 7, 10, 70:
=
6
Write the fact family for 3, 2, 6:
=