🔢 Part 1: Number Line Practice

a) 4 + (-3) = _____

b) -5 + 8 = _____

c) 3 - (-4) = _____

d) -7 - (-2) = _____

➕➖ Part 2: Integer Operations

a) -6 + 9 = _____

b) 12 + (-8) = _____

c) -15 - (-7) = _____

d) 5 - 11 = _____

🌡️ Part 3: Real-World Applications

The temperature in Christchurch was 3°C at 6am. During the day it rose by 8°C, then dropped by 12°C overnight.

a) What was the temperature after it rose during the day? _____°C

b) What was the final temperature after it dropped overnight? _____°C

Sarah had $25 in her bank account. She spent $30 on groceries, then her mum deposited $15.

a) How much money did Sarah have after buying groceries? $______

b) How much money did she have after her mum's deposit? $______

🎯 Part 4: Challenge Problems

a) _____ + (-6) = -2

b) 7 - _____ = 12

c) -4 + _____ = -9

d) _____ - (-3) = 1

Solve these decimal integer problems:

a) -3.2 + 5.7 = _____

b) 4.5 - (-2.3) = _____

Write a word problem involving adding or subtracting integers:

Solution:

📝 Part 5: Reflection