3.
Find the sum using the properties of addition
(b) (- 45) + 100 + (- 55)
Answers
Answered by
0
Step-by-step explanation:
+45+100-55. 145-55. 90
Answered by
2
Answer:
The answer is zero
Step-by-step explanation:
My answer was deleted and I was told it was not correct but it is
(-45) + 100 + (-55) = 0
because -45 + 100 = +55
which leaves +55 + (-55) =0
the minus sign still has an effect wether in a bracket or not
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