fact-family/add-sub-within-20/hard · Satz 69
6 problems
Name:
Klasse:
Datum:
1
Write the fact family for 18, 1, 19:
=
2
Write the fact family for 7, 13, 20:
=
3
Write the fact family for 12, 7, 84:
=
4
Write the fact family for 7, 8, 56:
=
5
Write the fact family for 8, 9, 17:
=
6
Write the fact family for 3, 14, 17:
=