Hey there!
GUIDE #1
• 2 Negatives = POSITIVE
• 2 Positives = POSITIVE
• 1 Negative & 1 Positive = NEGATIVE
• 1 Positive & 1 Negative = NEGATIVE
• NEGATIVES are on the LEFT SIDE of the number line
• POSITIVES are on the RIGHT SIDE of the number line
GUIDE #2
• DIFFERENCE means SUBTRACT/SUBTRACTION
• SUM means ADDITION/ADD
• PRODUCT means MULTIPLY/MULTIPLICATION
• QUOTIENT means DIVISION/DIVIDE
-30 - (-10)
= -30 + 10
YOU START AT -30 and go up 10 spaces to the RIGHT
= -20
Therefore, your answer is: -20
