Addition Techniques for Verifying Subtraction

What is the result of subtracting 4 from 11?

• 7

• 6

• 8

• 5

Tags

CCSS.1.OA.C.6

What is the missing number in the equation 11 minus blank equals 7?

• 6

• 3

• 4

• 5

Tags

CCSS.1.OA.D.8

Which operation is considered more challenging by the teacher?

• Multiplication

• Subtraction

• Division

• Addition

Tags

CCSS.7.NS.A.3

What tools can be used to visually represent subtraction?

• None

• Cubes

• Both cubes and counters

• Counters

Tags

CCSS.2.OA.A.1

Which visual aid did Emily prefer to use?

• Cubes

• Counters

• 10 frame

• None

Tags

CCSS.2.OA.A.1

How can one verify the result of 11 minus 4 using addition?

• 3 plus 8 equals 11

• 5 plus 6 equals 11

• 4 plus 7 equals 11

• 4 plus 6 equals 11

Tags

CCSS.2.OA.A.1

Why is addition used to check subtraction results?

• It's more complex

• It's unrelated

• It's simpler

• It's mandatory

What is the sum of 8 and 7?

• 13

• 14

• 16

• 15

Tags

CCSS.1.OA.A.1

What does 15 minus 7 equal?

• 7

• 8

• 9

• 6

Tags

CCSS.2.OA.A.1

What should the result be when adding the two parts in a subtraction problem?

• Zero

• A larger number

• A smaller number

• The original number

Tags

CCSS.1.OA.A.1