fact-family/add-sub-within-20/easy · סט 47
6 problems
שם:
כיתה:
תאריך:
1
Write the fact family for 9, 7, 16:
=
2
Write the fact family for 4, 14, 18:
=
3
Write the fact family for 16, 2, 18:
=
4
Write the fact family for 19, 1, 20:
=
5
Write the fact family for 17, 2, 19:
=
6
Write the fact family for 9, 9, 18:
=