3 NF 2 Lesson 1 is a free educational video by .It helps students in grades 3 practice the following standards 3.NF.A.2.A.
1. 3.NF.A.2.A : Represent a fraction 1/b on a number line diagram by defining the interval from 0 to 1 as the whole and partitioning it into b equal parts. Recognize that each part has size 1/b and that the endpoint of the part based at 0 locates the number 1/b on the number line. (Grade 3 expectations in this domain are limited to fractions with denominators 2, 3, 4, 6, and 8.).
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