Unit 5

Adding within 100

Section A

Add without Making a Ten

Add Tens or Ones

Let’s add tens or ones to 2-digit numbers.

How Did You Add?

Let’s add numbers and find matching equations.

Add It, Explain It

Let’s add numbers and write equations to show our work.

Center Day 1

Let’s add within 100.

Section A Practice Problems

Section A

Add without Making a Ten

Add Tens or Ones

Let’s add tens or ones to 2-digit numbers.

How Did You Add?

Let’s add numbers and find matching equations.

Add It, Explain It

Section B

Make a Ten: Add 1- and 2-Digit Numbers

Make a Ten

Let’s add 2-digit and 1-digit numbers.

Make a Ten and Make Sense of Equations

Let’s add 1-digit and 2-digit numbers and make sense of equations.

Does It Make a New Ten?

Let’s add 1-digit and 2-digit numbers and write equations.

Section B

Make a Ten: Add 1- and 2-Digit Numbers

Make a Ten

Let’s add 2-digit and 1-digit numbers.

Make a Ten and Make Sense of Equations

Let’s add 1-digit and 2-digit numbers and make sense of equations.

Does It Make a New Ten?

Section C

Make a Ten: Add within 100

Add 2 Two-Digit Numbers

Let’s add 2-digit numbers.

Tens and Tens, Ones and Ones

Let’s add 2-digit numbers.

How Did You Do That?

Let’s add 2-digit numbers and make sense of equations.

Add It Up

Let’s add 2-digit numbers and write equations.

Center Day 3

Let’s add 2 two-digit numbers.

Food Drive

Let’s use addition to pack boxes of cans.

Section C Practice Problems

Section C

Make a Ten: Add within 100

Add 2 Two-Digit Numbers

Let’s add 2-digit numbers.

Tens and Tens, Ones and Ones

Let’s add 2-digit numbers.

How Did You Do That?

Let’s add 2-digit numbers and make sense of equations.

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Adding within 100

Add without Making a Ten

Add Tens or Ones

How Did You Add?

Add It, Explain It

Center Day 1

Section A Practice Problems

Add without Making a Ten

Add Tens or Ones

How Did You Add?

Add It, Explain It

Make a Ten: Add 1- and 2-Digit Numbers

Make a Ten

Make a Ten and Make Sense of Equations

Does It Make a New Ten?

Make a Ten: Add 1- and 2-Digit Numbers

Make a Ten

Make a Ten and Make Sense of Equations

Does It Make a New Ten?

Make a Ten: Add within 100

Add 2 Two-Digit Numbers

Tens and Tens, Ones and Ones

How Did You Do That?

Add It Up

Center Day 3

Food Drive

Section C Practice Problems

Make a Ten: Add within 100

Add 2 Two-Digit Numbers

Tens and Tens, Ones and Ones

How Did You Do That?

Have a correction or suggestion?

Unit 5 Resources

Center Day 1

Center Day 2

Add It Up

Center Day 3

Food Drive

Add without Making a Ten

Add Tens or Ones

How Did You Add?

Add It, Explain It

Center Day 1

Section A Practice Problems

Make a Ten: Add within 100

Add 2 Two-Digit Numbers

Tens and Tens, Ones and Ones

How Did You Do That?

Add It Up

Center Day 3

Food Drive

Section C Practice Problems

Make a Ten: Add 1- and 2-Digit Numbers

Make a Ten

Make a Ten and Make Sense of Equations

Does It Make a New Ten?

Center Day 2

Section B Practice Problems