Mastering Three-Digit Addition Techniques

What is the first step in the traditional method of addition?

• Start with the hundreds place

• Start with the tens place

• Start with the thousands place

• Start with the ones place

Tags

CCSS.2.NBT.B.7

What is the sum of 6 and 8 in the ones place?

• 15

• 12

• 13

• 14

Tags

CCSS.2.OA.C.3

When adding 6 and 8, what do we do with the '1' in 14?

• Ignore it

• Add it to the ones place

• Add it to the tens place

• Add it to the hundreds place

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

What is the sum of 1 ten, 3 tens, and 9 tens?

• 14 tens

• 12 tens

• 13 tens

• 11 tens

Tags

CCSS.1.NBT.B.2B

CCSS.1.NBT.B.2C

How do we represent 13 tens in the sum?

• 4 tens and 1 hundred

• 3 tens and 1 hundred

• 3 tens and 2 hundreds

• 4 tens and 2 hundreds

Tags

CCSS.2.NBT.A.1B

What is the sum of 1 hundred, 5 hundreds, and 3 hundreds?

• 7 hundreds

• 8 hundreds

• 9 hundreds

• 10 hundreds

Tags

CCSS.2.NBT.A.1B

What is the final sum of 536 and 398?

• 936

• 937

• 934

• 935

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

What does the '3' in the tens place represent in the final sum?

• 30

• 3000

• 300

• 3

Tags

CCSS.2.NBT.B.7

What does the '9' in the hundreds place represent in the final sum?

• 900

• 90

• 9

• 9000

Tags

CCSS.2.NBT.B.7