This Fluency Activity is a part of the Lesson 16, Unit 5, Grade 2. In this lesson, students apply their understanding of subtracting numbers within 1,000 to the special case of subtracting from multiples of 100 and numbers with zero in the tens place. Students practice subtraction from teens to gain mastery of the sums and differences within 20.
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18 min(s)
10 min(s)