Mastering 1-Digit Addition Techniques

What does the digit 3 represent in the number 35?

• 3 ones

• 30 or 3 tens

• 300

• 3 hundreds

Tags

CCSS.4.NBT.A.1

What is the result of adding 6 to the ones place of 35?

• 6 tens

• 11 ones

• 11 tens

• 6 ones

Tags

CCSS.1.NBT.C.4

CCSS.2.MD.B.6

Why can't we write a two-digit number in the ones place?

• It's allowed in certain cases

• No specific reason

• Because it exceeds the base-10 system limit

• Because it should be regrouped into tens

Tags

CCSS.1.NBT.B.2B

CCSS.1.NBT.B.2C

How do we regroup 11 ones?

• No need to regroup

• Into 11 hundreds

• Into 1 ten and 1 one

• Into 11 tens

Tags

CCSS.1.NBT.B.2B

CCSS.1.NBT.B.2C

What does the process of regrouping help us achieve in addition?

• Simplify numbers into tens and ones

• Complicate the addition process

• Increase the value of numbers

• Decrease the total sum

Tags

CCSS.2.NBT.B.7

After regrouping, how many tens do we have when adding 35 and 6?

• 5 tens

• 3 tens

• 6 tens

• 4 tens

Tags

CCSS.2.NBT.B.6

What is the final result of adding 35 and 6?

• 41

• 35

• 11

• 46

Tags

CCSS.2.OA.A.1

What is the importance of understanding regrouping in addition?

• To avoid using calculators

• To understand the base-10 system

• To make math more complex

• To perform addition faster

Tags

CCSS.2.NBT.B.7

How many ones are left after regrouping 11 ones into tens?

• 1 one

• 10 ones

• 0 ones

• 2 ones

Tags

CCSS.1.NBT.B.2B

CCSS.1.NBT.B.2C

What does the number 11 represent in terms of tens and ones?

• 1 ten and 1 one

• 11 tens

• 2 tens

• 11 ones

Tags

CCSS.1.NBT.B.2B

CCSS.1.NBT.B.2C