You’re dividing 30 by ½, not by two. Thirty divided by ½ is the same thing
as multiplying it by two, which is 60. Plus 10 makes 70!
divide by 10
$6.50 Just divide 65 by 10
34
12.5
12.5
70
50
Same as average. For example, if you have 5 numbers, add them all up, then divide the result by 5. If you have 10 numbers, you add and divide by 10, etc.
40
810
Divide the percentage mark by 10 and add 0.75 to it. Example: For a 70% score, divide 70 by 10 to get 7. Then add 0.75 to get 7.75.
40