Understanding Place Value When Adding Ones | Early Math | Khan Academy

Understanding place value when adding ones | Early Math | Khan Academy

Understanding place value while adding tens | Early Math | Khan Academy

Understanding place value when adding ones | Early Math | Khan Academy

Understanding place value while subtracting ones | Early Math | Khan Academy

Introduction to place value | Place value (tens and hundreds) | Early Math | Khan Academy

Understanding place value when subtracting tens | Early Math | Khan Academy

Understanding Place Values - 1st Grade Math (1.NBT.2)

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Adding 2-Digit Numbers with Base 10 Blocks | Place Value for Kids | Khan Academy Kids

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Place Value for Kids: Ones and Tens - Place Value Blocks | Math for 1st Grade | Kids Academy

Place Values For Kids | Ones, Tens, Hundreds, Thousands

Place value example with 25 | Place value (tens and hundreds) | Early Math | Khan Academy

Place Value for Kids | What Is Place Value? Place Value for 1st Graders

How to Teach Tens and Ones (place value and base-10 system) in Kindergarten, 1st, and 2nd Grade

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Place Value First Grade - Tens and Ones

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Place value example with 42 | Place value (tens and hundreds) | Early Math | Khan Academy

Monkeys for a party | Place value (tens and hundreds) | Early Math | Khan Academy

Adding hundreds, tens, and ones | Addition and subtraction within 100 | Early Math | Khan Academy