This Fluency Activity is a part of the Lesson 23, Unit 4, Grade 2. In this lesson, students extend mental math strategies to subtract tens by using number bonds. Students are given the opportunity to use mental math strategies when crossing tens to subtract.
Other Fluency Activities related to this standard
18 min(s)
15 min(s)
Other activities you might be interested in
10 min(s)
10 min(s)