Addition/Subtraction with and without regrouping

Front

What is the sum of 23 and 48?

Back

71

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

Front

What is the result of adding 364 and 0?

Back

364

Tags

CCSS.1.OA.B.3

Front

What is 56 minus 48?

Back

8

Tags

CCSS.7.NS.A.1C

Front

Calculate the sum of 947 and 856.

Back

1803

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

What is the result of adding 452 and 136?

Back

588

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

What does regrouping mean in addition?

Back

Regrouping is the process of carrying over a value from one column to the next when the sum exceeds the base value (e.g., 10 in base 10).

Tags

CCSS.2.NBT.B.7

Front

What does regrouping mean in subtraction?

Back

Regrouping in subtraction involves borrowing from the next higher place value when the top digit is smaller than the bottom digit.

Tags

CCSS.7.NS.A.1C

Front

What is the process of addition without regrouping?

Back

Addition without regrouping involves adding numbers where the sum of each column is less than 10, so no carrying is needed.

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

Front

What is the process of subtraction without regrouping?

Back

Subtraction without regrouping occurs when each digit in the top number is greater than or equal to the corresponding digit in the bottom number.

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

Front

How do you add two-digit numbers with regrouping?

Back

Add the digits in the ones place, carry over if the sum is 10 or more, then add the digits in the tens place.

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2