please solve the question and step by step
I will mark brainlist
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Answered by
0
Step-by-step explanation:
a)63-180=-117
b)25-18+4-42+100=69
Answered by
0
Answer:
|-63|-|-180|
63-180
-117
25-18+4-42+100
7+4-42+100
11-42+100
69
| |. means positive sign
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