Mastering Subtraction Techniques in Mathematics

What is the first step in the compensation strategy for subtraction?

• Subtract the two numbers directly

• Divide the first number by ten

• Round the second number to the nearest ten

• Add the two numbers

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

What is the nearest ten to the number 19?

• 10

• 40

• 30

• 20

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

After adjusting the second number, what operation do you perform next?

• Addition

• Subtraction

• Division

• Multiplication

Tags

CCSS.1.NBT.C.5

What is the result of 37 subtract 20?

• 15

• 17

• 21

• 19

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

How much was added to 19 to round it to the nearest ten?

• 3

• 4

• 1

• 2

Tags

CCSS.2.NBT.B.7

What is the final result of 37 subtract 19 using the compensation strategy?

• 17

• 19

• 16

• 18

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

What is the nearest ten to the number 28?

• 30

• 35

• 20

• 25

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

What is the result of 76 subtract 30?

• 48

• 46

• 50

• 44

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

How much was added to 28 to round it to the nearest ten?

• 2

• 3

• 4

• 1

Tags

CCSS.2.NBT.B.7

What is the final result of 76 subtract 28 using the compensation strategy?

• 48

• 49

• 47

• 46

Tags

CCSS.2.NBT.B.7