fact-family/add-sub-within-20/hard · Sæt 80
6 problems
Navn:
Klasse:
Dato:
1
Write the fact family for 10, 2, 20:
=
2
Write the fact family for 3, 14, 17:
=
3
Write the fact family for 4, 2, 8:
=
4
Write the fact family for 8, 12, 20:
=
5
Write the fact family for 3, 11, 33:
=
6
Write the fact family for 2, 14, 16:
=