fact-family/add-sub-within-20/easy · Satz 55
5 problems
Name:
Klasse:
Datum:
1
Write the fact family for 3, 9, 12:
=
2
Write the fact family for 11, 4, 15:
=
3
Write the fact family for 16, 2, 18:
=
4
Write the fact family for 6, 4, 10:
=
5
Write the fact family for 18, 2, 20:
=