Calculator glass sphere buttons - Stock vector

calc, calculator, calculate, compute, mathematic, science, add, subtract, division, multiply, solve, solution, memory, display, lcd, electronic, button, buttons, icon, icons, emblem, design, template, ui, user-interface, app, application, set, sphere, glass, vector, illustration, glossy, round, color, white, blue, red, green, purple, cyan, yellow, orange, gray, dark, light, sign, symbol