2 Digit Subtraction With and Without Regrouping

What is 45 - 27?

• 15

• 18

• 21

• 24

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

What is 93 - 27?

• 63

• 66

• 70

• 59

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

What does regrouping mean in subtraction?

• Regrouping is when you borrow from the next higher place value to subtract a larger digit from a smaller digit.

• Regrouping is when you add the digits in the same place value before subtracting.

• Regrouping is when you ignore the place values and subtract directly.

• Regrouping is when you switch the order of the numbers being subtracted.

Tags

CCSS.7.NS.A.1C

What is 72 - 19?

• 51

• 52

• 53

• 54

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

What is 80 - 25?

• 50

• 55

• 60

• 45

Tags

CCSS.2.NBT.B.5

What is the difference between 2-digit subtraction with regrouping and without regrouping?

• With regrouping, you borrow from the next place value; without regrouping, you subtract directly.

• With regrouping, you add to the next place value; without regrouping, you subtract directly.

• With regrouping, you multiply the next place value; without regrouping, you subtract directly.

• With regrouping, you ignore the next place value; without regrouping, you subtract directly.

Tags

CCSS.5.NBT.B.7

What is 61 - 34?

• 25

• 27

• 30

• 29

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

How do you check your subtraction answer?

• You can add the difference to the smaller number to see if it equals the larger number.

• You can multiply the difference by two to see if it matches the original numbers.

• You can subtract the smaller number from the larger number again to verify.

• You can divide the difference by the larger number to check your answer.

Tags

CCSS.1.OA.A.1

What is 88 - 29?

• 57

• 59

• 61

• 63

Tags

CCSS.2.NBT.B.5

What do you do if the ones place in the top number is smaller than the bottom number?

• You need to regroup by borrowing 1 from the tens place.

• You can ignore the ones place and subtract the tens place.

• You should add 1 to the ones place of the top number.

• You need to multiply the top number by 10.

Tags

CCSS.2.NBT.B.5

CCSS.1.NBT.C.4