Addition with Regrouping

Front

What is Addition with Regrouping?

Back

Addition with regrouping is a method used to add numbers that require carrying over a value to the next column when the sum exceeds 9.

Tags

CCSS.2.NBT.B.5

CCSS.1.NBT.C.4

Front

What do you do when the sum of the digits in a column is greater than 9?

Back

You carry over the extra value to the next column on the left.

Tags

CCSS.2.NBT.B.5

CCSS.1.NBT.C.4

Front

394 + 97 = ?

Back

491

Tags

CCSS.3.NBT.A.2

CCSS.2.NBT.B.7

Front

494 + 313 = ?

Back

807

Tags

CCSS.3.NBT.A.2

CCSS.2.NBT.B.7

Front

207 + 238 = ?

Back

445

Tags

CCSS.3.NBT.A.2

CCSS.2.NBT.B.7

Front

126 + 171 = ?

Back

297

Tags

CCSS.3.NBT.A.2

CCSS.2.NBT.B.7

Front

If you have 45 donuts left and sold 145, how many did you start with?

Back

You started with 190 donuts.

Tags

CCSS.3.NBT.A.2

CCSS.2.NBT.B.7

Front

What is the first step in addition with regrouping?

Back

Align the numbers by their place values (ones, tens, hundreds).

Tags

CCSS.2.NBT.B.7

Front

How do you add the ones place in 394 + 97?

Back

Add 4 (from 394) and 7 (from 97) to get 11. Write down 1 and carry over 1 to the tens place.

Tags

CCSS.3.NBT.A.2

CCSS.2.NBT.B.7

Front

What is the sum of the tens place in 394 + 97 after carrying over?

Back

Add 9 (from 394), 9 (from 97), and the carried over 1 to get 19. Write down 9 and carry over 1 to the hundreds place.

Tags

CCSS.3.NBT.A.2

CCSS.2.NBT.B.7