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5️⃣ 3-Digit Addition (regroup tens and hundreds) Lessons and Practice

Grades: 1st Grade, 3rd Grade, 2nd Grade

Subjects: Math

Standards: Add and subtract within 1000, using concrete models or drawings and strategies based on place value, properties of operations, and/or the relationship between addition and subtraction; relate the strategy to a written method. Understand that in adding or subtracting three-digit numbers, one adds or subtracts hundreds and hundreds, tens and tens, ones and ones; and sometimes it is necessary to compose or decompose tens or hundreds. (2.NBT.7.)

Student Instructions

🎯 I can add 3-digit numbers accurately and efficiently. Click add Enjoy the Numberock video on page 2. Watch the instructional video on page 3. On pages 4-15, use pens and the standard algorithm to solve each equation. Type in your answer and check if you are correct. Page 16 outlines your next step. Click draft if not done or check if done!

Teacher Notes (not visible to students)

Practice pages: https://drive.google.com/file/d/1EHMPdgMCUxqCZAAjtUIyGvL0gPgT3OFR/view?usp=drive_link and https://drive.google.com/file/d/1w96VaT6B1O0GULQqUmfF0B5ir4NObXzh/view?usp=drive_link

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5️⃣ 3-Digit Addition (regroup tens and hundreds) Lessons and Practice

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