Addition Regrouping

Front

What is Addition Regrouping?

Back

Addition regrouping is a method used in addition where numbers are rearranged to make it easier to add, especially when the sum exceeds 10 in any column.

Tags

CCSS.2.NBT.B.7

Front

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

Back

You regroup by carrying over the extra value to the next column on the left.

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

Front

What is the first step in addition regrouping?

Back

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

Tags

CCSS.2.NBT.B.7

Front

Solve: 364 + 872 = ?

Back

1236

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

Solve: 683 + 954 = ?

Back

1637

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

Solve: 693 + 787 = ?

Back

1480

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

Solve: 243 + 167 = ?

Back

410

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

Solve: 658 + 592 = ?

Back

1250

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

What is a carry in addition?

Back

A carry is when you move a value from one column to the next left column because the sum exceeds 9.

Tags

CCSS.2.NBT.B.7

Front

Why is regrouping important in addition?

Back

Regrouping helps to simplify the addition process and ensures accuracy when adding larger numbers.

Tags

CCSS.2.NBT.B.7