number-pyramid/mixed-4layer/hard · 세트 3
4 problems
이름:
학급:
날짜:
1
Complete the addition number pyramid. Bottom row: [12]
=
2
Complete the addition number pyramid. Bottom row: [7]
=
3
Complete the addition number pyramid. Bottom row: [14]
=
4
Complete the addition number pyramid. Bottom row: [10]
=