1.4.F.25 - Add a Pair of Two-Digit Numbers when the ones Digits have a Sum Less than or Equal to 10 – Exit Ticket

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2 questions

Solve using number bonds.Write the 2 number sentences to record what you did. 12 + 27 = _____________

Solve using number bonds.Write the 2 number sentences to record what you did. 21 + 19 = _____________

From EngageNY.org of the New York State Education Department. Grade 1 Mathematics Module 4, Topic F, Lesson 25. Internet. Available from http://www.engageny.org/resource/grade-1-mathemati...; accessed 26/Oct/2015.