From EngageNY.org of the New York State Education Department. Grade 1 Mathematics Module 1, Topic A, Lesson 2. Internet. Available from https://www.engageny.org/resource/grade-1-mathemat...; accessed 20/July/2015.
Spørgsmål 1
1.
Circle 2 parts you see. Make a number bond to match.
Spørgsmål 2
2.
Circle 2 parts you see. Make a number bond to match.
Spørgsmål 3
3.
Circle 2 parts you see. Make a number bond to match.
Spørgsmål 4
4.
Circle 2 parts you see. Make a number bond to match.