This resource is from Tools4NCTeachers.A Common Formative Assessment (CFA) provides a snapshot of current student understanding. It serves as a checkpoint, and may be used to guide future whole and small group instruction. This CFA addresses 2nd grade, Cluster 4 standards.

This resource is from Tools4NCTeachers. In this lesson, small groups of students play a game where they spin 3-digit numbers, build them using arrow cards, and compare the numbers.  Several extension activities and math centers are shared in this lesson. 

This resource is from Tools4NCTeachers.In this lesson, students play a game that requires the comparing and adding of numbers.  The game also provides an opportunity requires record numbers in both standard and expanded form.  Remix this lesson to provide extension activities or pictures of student work.

This resoruce is from Tools4NCTeachers.Second graders use a variety of strategies based on place value and number relationships to add and subtract multi-digit numbers.  The first attachment in this resource outlines strategies for adding 3-digit numbers, and the second attachment outlines strategies for subtracting 3-digit numbers.Second graders are not taught the standard algorithm. 

This resource is from Tools4NCTeachers.In this lesson, students spin spinners containing 3-digit numbers.  Then, students use their 1000 boards to find sums of the numbers they spun.  There are a variety of spinners provided in order to allow for differentiation.