Amount raised from selling candy bars = $ 1036.25.
Amount raised from dance ticket sales = $524 and
Amount raised from valentines flower sales = $206.58.
In order to find the amount your class raise altogether, we need to add all those amounts.
Total amount = $ 1036.25 + $524 + $206.58 = $1766.83.
Therefore, your class raise $1766.83 altogether.