fact-family/add-sub-within-20/expert · סט 93
6 problems
שם:
כיתה:
תאריך:
1
Write the fact family for 2, 18, 20:
=
2
Write the fact family for 9, 1, 10:
=
3
Write the fact family for 15, 2, 17:
=
4
Write the fact family for 11, 2, 22:
=
5
Write the fact family for 5, 1, 6:
=
6
Write the fact family for 10, 11, 110:
=