Adding and Subtracting within 100

Blanca·

Mathematics

Preview

At a Glance

Grade Level2nd Grade

SubjectMathematics

Original Prompt

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. [MP.2, MP.7, MP.8] (DOK 1, 2) 2.NBT.9. Explain why addition and subtraction strategies work, using place value and the properties of operations. [MP.2, MP.3, MP.4, MP.5, MP.7] (DOK 1, 2, 3) 2.0A.1. Use addition and subtraction within 100 to solve one- and two-step word problems involving situations of adding to, taking from, putt...

This resource focuses on basic addition and subtraction techniques within 100, emphasizing key concepts such as place value, compensation strategies, and model-based problem-solving approaches. It includes guided practice with examples like making tens for easier calculations, detailed steps for breaking down numbers, and strategies for handling word problems. The material also covers identifying even and odd numbers, providing a comprehensive understanding of foundational arithmetic operations for young learners.