3 Digit Addition WITHOUT Regrouping Using the Standard Algorithm Activities

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Need the perfect, ready-to-go 3 digit addition using the standard algorithm without regrouping activities? Grab these 3 digit addition activities for 2nd, 3rd or 4th grade students, including: adding under 1000 lesson plan, warm up, turn & talk, instructional video, anchor charts, learning target, and practice worksheet.

This includes ONE addition and subtraction activity that is a part of a bigger Adding and Subtracting to 1000 Unit Bundle!

3 Digit Addition using the Standard Algorithm: Skills Covered:

• Students will look at 2 digit addition problems without regrouping and solve them using the standard algorithm
• Students will look at 3 digit addition problems without regrouping and solve them using the standard algorithm
• Students will practice writing about math by using the words first, then, next and last to describe how they solve these problems

Formats Included:

• Printable (color & black and white)
• Google Slides
• TpT Easel

What’s Inside the 3 Digit Addition and Subtraction Activities:

• Lesson Plan
• Learning Target
• Anchor Chart
• Instructional Video (covers the anchor charts, warm up and turn and talk)
• Warm Up Activity
• Turn & Talk Activity
• Double Sided Worksheet
• Answer Key
• Link to Google Slides

How Long Will the 3 Digit Addition Activities Take?

These 3 digit addition using the standard algorithm activities are designed to fill one lesson period. They will take anywhere from 25-90 minutes.

What standards are covered in the 3 Digit Addition and Subtraction Activities?

• 2.NBT.B.5: Fluently add and subtract within 100 using strategies based on place value, properties of operations, and/or the relationship between addition and subtraction.
• 2.NBT.B.9: Explain why addition and subtraction strategies work, using place value and the properties of operations.
• 3.NBT.A.2: Fluently add and subtract within 1000 using strategies and algorithms based on place value, properties of operations, and/or the relationship between addition and subtraction.
• 4.NBT.B.4: Fluently add and subtract multi-digit whole numbers using the standard algorithm.

Please note, these were designed for 2nd or 3rd grade students, but can be used with more advanced 1st grade students.

When to Use the 3 Digit Adding and Subtracting Activities:

• Math Block – Whole Group or Small Group
• Homeschool Environment
• Guest Teachers
• Substitute Teachers
• Student Teachers
• Centers
• Enrichment
• Remediation
• Special Education Environments

Need more addition and subtraction to 1000 lessons?

This lesson is part of a bigger unit – Adding and Subtracting to 1000 Unit Bundle – which includes 30 days worth of lessons, assessments and more.

Get your plan time back and grab an entire year of math lessons!

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