Subtract 2-Digit With Regrouping

Front

What is regrouping in subtraction?

Back

Regrouping in subtraction is when you borrow from the next higher place value to help subtract when the top number is smaller than the bottom number.

Tags

CCSS.7.NS.A.1C

Front

How do you subtract 25 - 17 using regrouping?

Back

First, regroup 25 to 20 and 5. Then subtract: 20 - 10 = 10 and 5 - 7 can't be done, so borrow 1 from 20 making it 19. Now, 15 - 7 = 8. So, 25 - 17 = 8.

Tags

CCSS.2.NBT.B.6

Front

What does it mean to borrow in subtraction?

Back

Borrowing means taking 1 from the next higher place value to help subtract when the top number is smaller than the bottom number.

Tags

CCSS.7.NS.A.1C

Front

What is the first step in subtracting 42 - 19?

Back

The first step is to look at the ones place: 2 - 9. Since 2 is smaller than 9, we need to regroup.

Tags

CCSS.2.NBT.B.6

Front

What do you do if the top number is smaller than the bottom number in a subtraction problem?

Back

You regroup by borrowing from the next higher place value.

Tags

CCSS.5.NBT.B.7

Front

Subtract 53 - 28. What is the answer?

Back

53 - 28 = 25.

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

What is the difference between the numbers?

Back

The difference is the result of a subtraction problem.

Tags

CCSS.1.OA.A.1

Front

How do you check your subtraction answer?

Back

You can check your answer by adding the difference to the smaller number to see if you get the larger number back.

Tags

CCSS.1.OA.A.1

Front

What is the place value of 7 in the number 47?

Back

The place value of 7 in 47 is the ones place.

Tags

CCSS.4.NBT.A.1

Front

What is the place value of 4 in the number 47?

Back

The place value of 4 in 47 is the tens place.

Tags

CCSS.4.NBT.A.1