Third Grade Subitizing Cards visual math practice This is the crucial step

This is the crucial step between manipulating a set number of objects concretely and being able to use and algorithm to represent that manipulation

2+2+2+2+2 = 10  or 4 + 4 + 2 =10

The workbook is grouped by fact starting with +2

Facts that belong in more than one group can be found in each group

Third Grade Subitizing Cards visual math practice This is the crucial stepSubitizing Cards to accompany each fact in third grade! What is Subitizing? Subitizing is the ability to instantly recognize a number of objects without counting them. Students use pattern recognition to discover the essential properties of numbers and how they work together. How are the subitizing cards used? You show the students the card and then ask them to tell you what math they see. They may see multiple things from one card. For example: From