Addition to 100

Unit Review Sheet

Facts and Definitions

Lesson 1: Some Base-10 Review

• Ten rod: base-10 block equal to 10
• Unit block: base-10 block equal to 1
• Place value: the value of a digit based on its position in a number
• Digits: symbols 0 through 9 that are used to create numbers
• Tens place: position to the left of the ones place
• Ones place: position on the right in a number

Lesson 2: Working With 10 Again

• Multiple of 10: a number that has 0 in the ones place and a digit other than 0 in the tens place; 10, 20, 30, 40, 50, 60, 70, 80, 90

Lesson 3: More Practice With Multiples of 10

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Lesson 4: Adding a Multiple of 10 to Any Number

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Lesson 5: More Practice With Adding Multiples of 10

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Lesson 6: More Addition With Two-Digit Numbers

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Lesson 7: Composing 10 to Add

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Lesson 8: More Composing 10 to Add

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Lesson 9: Adding to 100

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Final Project: Addition to 100 Go Fish!

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