Keywords
abacus, accuracy, adding, addition, arithmetic, bead, beads, business, calculate, calculating, calculation, calculations, classic, close-up, color image, colorful, colors, colour image, concepts, counting, education, educational, equation, equipment, frame, horizontal, in a row, large group of objects, learning, math, mathematics, multi-colored, no people, no person, nobody, old-fashioned, photography, science, selective focus, slide, still life, still-life, toy, stock image, images, royalty free photo, stock photos, stock photograph, stock photographs, picture, pictures, graphic, graphics, fine art prints, print, poster, posters, mural, wall murals, 218843327