Subtraction with regrouping

What is the first step in subtraction with regrouping?

• Line up the numbers by place value (ones, tens, hundreds).

• Subtract the smaller number from the larger number.

• Add the numbers together before subtracting.

• Ignore the place values and subtract directly.

Tags

CCSS.7.NS.A.1C

How do you subtract 71 - 39?

• 30

• 31

• 32

• 33

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

How do you subtract 59 - 39?

• 10

• 15

• 20

• 25

Tags

CCSS.7.NS.A.1C

What is the result of 63 - 28?

• 25

• 30

• 35

• 40

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

What is the result of 72 - 34?

• 36

• 38

• 40

• 34

What do you do if the top digit is smaller than the bottom digit in a column?

• You need to regroup from the next column to the left.

• You simply subtract the bottom digit from the top digit.

• You ignore the bottom digit and write down the top digit.

• You add the top digit to the bottom digit.

What does regrouping mean in subtraction?

• Regrouping in subtraction means rearranging numbers to make it easier to subtract, especially when the top number is smaller than the bottom number in a column.

• Regrouping in subtraction refers to the process of adding extra numbers to the top number to make it larger.

• Regrouping in subtraction is a method used to ignore the smaller number and focus on the larger one.

• Regrouping in subtraction means simply changing the order of numbers in a subtraction problem.

What is the result of 100 - 45?

• 45

• 50

• 55

• 60

What is the result of 90 - 56?

• 32

• 34

• 36

• 38

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

How do you subtract 45 - 32?

• 11

• 12

• 13

• 14

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2