3,269-round to the Nearest hundred

Im so bad at fractions they are not my best math thing to work on

Place the indicated product in the proper location on the grid. -4x3y2(7xy4)

Points a and b are to be mapped onto a number line according to two equations the solution to the equation 2/3 a equals -24 is the coordinate of point a. solution to the equation 20 equals negative b / 0.2 is the coordinate of point b. (a)solve the first equation to find the coordinate of point a show your work (b)be solved the second equation to find the coordinate of point b show your work (c)determine the distance between the points a and b explained