Answer:
Step By Step Explanation!-
<h2>57.82÷0.784</h2>
57.82
÷
0.784
______
57820
÷
784
______
73.75
57.82
÷
0.784
_____
73.75
9+4+7+3+10+9=42
42÷6= 34.5. I believe "mean" is the same as avgerage.
When u add it stays the same but for subtraction u change the sign.
Example: 2- (-5)=7
<span>(4.214) x (3.06) = 12.89484 and can be rounded up to 12.9</span>
