Hey there! 
GUIDE 
• Difference means subtraction/subtract
• Product means multiplication/multiply 
• Sum means addition/add
• Quotient means division/divide
GUIDE 2
• 2 negatives = positive 
• 2 positives = positive
• 1 negative & 1 positive = negative 
• 1 positive & 1 negative = negative 
GUIDE 3
• Negatives are BELOW 0
 - Negatives are SMALLER than 0
 - Negatives are on the LEFT side of 0
• Positives are ABOVE 0
 - Positives are BIGGER than 0
 - Positives are on the RIGHT side of 0 
ANSWERING the QUESTION 
Equation: -12 - (-7)
-12 - (-7)
= -12 + 7
START from -12 and go UP 7 spaces to the right on the number line. You should’ve stopped at [-5]
Therefore, your answer is: -5
Good luck on your assignment & enjoy your day!
~Amphitrite1040:)