Ключевые слова: arithmetic, blue background, counting, digits, math, mathematics, number, number arrangement, number art, number combination, number composition, number concept, number design, number formation, number graphic, number illustration, number layout, number meaning, number order, number orientation, number pattern, number placement, number positioning, number representation, number sequence, number significance, number style, number symbolism, number value, number visualization, numerals, numeric, numerical, twenty,