fact-family/add-sub-within-20/medium · סט 16
6 problems
שם:
כיתה:
תאריך:
1
Write the fact family for 18, 2, 20:
=
2
Write the fact family for 9, 9, 18:
=
3
Write the fact family for 18, 1, 19:
=
4
Write the fact family for 16, 4, 20:
=
5
Write the fact family for 10, 9, 90:
=
6
Write the fact family for 9, 8, 17:
=