Exploring Two- and Three-Digit Addition Techniques

What is the sum of 247 and 32?

• 309

• 279

• 289

• 299

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

How many hundreds are there in the number 247?

• 3

• 4

• 2

• 1

Tags

CCSS.2.NBT.A.1B

How many tens are there in the number 32?

• 2

• 1

• 4

• 3

Tags

CCSS.1.NBT.B.2B

CCSS.1.NBT.B.2C

What is the total number of ones in 247 + 32?

• 7

• 8

• 9

• 10

Tags

CCSS.2.NBT.B.7

What is the sum of 623 and 15?

• 648

• 638

• 668

• 658

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

How many hundreds are there in the number 623?

• 5

• 7

• 6

• 8

Tags

CCSS.2.NBT.A.1B

How many tens are there in the number 15?

• 3

• 2

• 1

• 0

Tags

CCSS.1.NBT.B.2B

CCSS.1.NBT.B.2C

What is the sum of 541 and 26?

• 557

• 567

• 577

• 587

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

How many tens are there in the number 26?

• 4

• 3

• 2

• 1

Tags

CCSS.1.NBT.B.2B

CCSS.1.NBT.B.2C

How many ones are there in the number 541?

• 0

• 1

• 2

• 3

Tags

CCSS.2.NBT.A.1B