SALTA 2nd grade

2.NBT.5 2.OA.1

Strand: Numbers and Operations in Base Ten Second grade students will use place value understanding and properties of operations to add and subtract. Standard 2.NBT.5 Fluently add and subtract within 100 using strategies based on place value, properties of operations, and/or the relationship between addition and subtraction.

Topic 3: Add Within 100 Using Strategies

Topic 3:

Pick a Project: •

• tens • ones • open number line • break apart • compensation

Travel Time to the Game Planning for Air Travel

• •

Olympic Games

3-1 Add Tens and Ones on a Hundred Chart 3-2 Add Tens on an Open Number Line 3-3 Break Apart Numbers to Add 3-4 Add using Compensation 3-5 Practice Adding Using Strategies 3-ACT MATH: Piled Up 3-6 Solve One-Step and Two-Step Problems 3-7 Math Practices and Problem Solving: Construct Arguments

Strand: Operations and Algebraic Thinking

Second grade students will represent and solve problems involving addition and subtraction.

Standard 2.OA.1 Use addition and subtraction within 100 to solve one- and two-step word problems involving situations of adding to, taking from, putting together, taking apart, and comparing with unknowns in all positions by, for example, using drawings and equations with a symbol for the unknown number to represent the problem.

Topic 3 Manipulatives: • Counters

Assessment Options: Topic 3 Assessment – Add Within 100 Using Strategies (print or online) Topic 3 Performance Assessment - Add Within 100 Using Strategies Team Created Assessment

District Wide Standards-Based Assessment #1 (Window: October 22 - November 5)

Assessment Tasks – Topic 3 USBE 2 nd Grade Standards Assessments

Procedural Check

Application Task

2.NBT.5

6 + 4 = ______ so, _____ - 4 = 6 3 + _____ = 10 so, 10 – 3 = _______ (DOK 2)

Jayce brought 18 cupcakes to school for her birthday. She had 12 yellow cupcakes. The rest were chocolate. Draw a picture and write an equation to find out the number of chocolate cupcakes. (DOK 2) Summer had 12 questions on her math test. There were 5 questions left to answer. How many questions had Summer answered? Use ten-frames to justify your answer. (DOK 3)