1girl, angry, black hair, calculator, collared shirt, constricted pupils, desk slam, english text, hat, math, necktie, paper, pen, puffy short sleeves, puffy sleeves, red headwear, red necktie, shirt, short hair, short sleeves, simple background, slam, solo, speech bubble, sweatdrop, tareme, tokin hat, v-shaped eyebrows, white background, white shirt