ST7uZYQk
1.0
CCSS.Math.Content.3.NF.A.1
Understand a fraction 1/b as the quantity formed by 1 part when a whole is partitioned into b equal parts; understand a fraction a/b as the quantity formed by a parts of size 1/b.
170
2020-12-17T17:26:55.791622Z
2020-12-17T17:26:55.791656Z
4