C6-L10-D7-MA-LQ

Multiple Choice

Which of these is a focus of today’s lesson?

• Multiplying integers

• Token method for subtraction

• Adding fractions

• Converting decimals

Multiple Choice

Subtraction of integers can be rewritten as:

• a – b = a – (–b)

• a – b = a + (–b)

• a – b = b – a

• a – b = –a + b

Open Ended

Subtracting a negative number is the same as __________.

Multiple Choice

In the token method, green tokens represent:

• –1

• 0

• +1

• Any value

Open Ended

Explain how a red token and green token together form a “zero pair.”

Multiple Choice

Solve: 5 – (–2).

• 3

• –7

• 7

• –3

Open Ended

Solve: –3 – 4 using the subtraction rule. Show steps.

Multiple Choice

If today’s temperature is –3°C and it drops by 4°C, what is the new temperature?

• –1°C

• –7°C

• 7°C

• –12°C

Open Ended

Rahul owes ₹500. He pays back ₹200. Represent this as integer subtraction and find the new debt.

Multiple Choice

Rewrite: –6 – (–8) = ?

• –14

• –2

• 2

• 14

Multiple Choice

Which of these shows correct token reasoning?

• Subtracting negative means adding more red tokens

• Subtracting negative means adding more green tokens

• Subtracting positive means adding zero pairs

• Tokens don’t help subtraction

Multiple Choice

Solve: 8 – (–5).

• 13

• 3

• –13

• –3

Multiple Choice

Solve: –4 – 7.

• 3

• –3

• –11

• 11

Multiple Choice

Solve: –4 – 7.

• 3

• –3

• –11

• 11

Open Ended

Subtracting a negative is the same as ________.

Open Ended

Create one real-life word problem involving integer subtraction (temperature, money, or elevator). Solve it.