2 answers:
Answer:
45
Step-by-step explanation:
-45 + 30 gives you -15. When subtractinf a negative number, it actually turning into addition/positive. This changes it into -15 + 60, which is 45.
Answer: 45
Step-by-step explanation:
-45+30-(-60)=
First, times the negative 60 with the negative outside the parenthesis.
-45+30+60
60+30=90
90-45=45
Answer: 45
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