Answer:
-0.75
Step-by-step explanation:
It has 3 sig figs because 0 is not significant in this case because it’s at the end
<span>Step 1: 0.54 = 54⁄100</span>
<span>Step 2: Simplify 54⁄100 = 27⁄50</span><span> </span>
This is called the "Additive Identity Property (of Addition)". Any number plus or minus 0 is still that number.


This is reflected in the second equation here.
Answer:
B
Step-by-step explanation:
7+ 8+ 9= 24
24 x 3= 72