85% of the students in torresdale high school math club have graphing calculator s there are 300 members in the club how many of the members have graphing calculators?

So remember that percent means parts out of 100
85%=85/100=0.85

'of' means multiply
85% of 300 have graphing calculators
0.85 times 300 have gaphing calculators
255 have graphing calculatros

1. isolate the variable, in this case, d. subtract 35.5 on both sides of the equation.2. 52 subtracted by 35.5 is 16.53. therefore your answer would be d= 16.5this is the basics of pre algebra, isolating variable through adding, subtracting, multiplying, and dividing, if you have any other questions to ask just comment!