Multiplying-
Negative times negative is positive
negative times positive is negative
positive times positive is positive
Dividing-
positive divided by positive is positive
negative divided by positive is negative
positive divided by negative is negative
negative divided by negative is positive
Hope this helps!!
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Answer: -64
Step-by-step explanation: Since we know that -4 x -4 is a positive, it equals 16, then a positive plus a negative equals a negative, so 16 x -4 equals <u>-64</u>
Answer:
20%
Step-by-step explanation:
% of error is given by the following formula:
% Error = 
Now, Jessie estimated the weight of his cat to be 12 pounds i.e. Approximate value is 12 pounds.
Again, The actual weight of the cat is 15 pounds i.e. the exact value is 15 pounds.
Therefore, the % error = 
% (Answer)
-67-3=10r
-70=10r
r= -70/10
r =-7
