Week 7 (Addition and Subtraction of Integers)

-7 + 5 =

12 - (-3) =

-4 + (-6) =

9 - 14 =

-8 - (-2) =

Temperature was -5 degrees celcius in the morning and increased by 7 degrees celcius by noon. What is the temperature at noon?

Alex had a debt of Php 13.00. He aearned Php 18.00 from selling candies. What is the current balance in his money?

A climber started at an altitude of 15 meters below sea level amd ascended 20 meters. What is their current altitude?

In a video game, a player loses 12 points on one level but gains 18 points on the next game. What is the player’s total score after the game?

A shopkeeper lost $3 in one transaction but earned $10 in the next. What is the net profit or loss of the shopkeeper?