plus-minus from coolicons in Line with regular corners. tolerance, approximately, math, add, subtract, adjust, calculate, operator. Other styles and corners: @coolicons/<style>/<radius>/plus-minus with line, duocolor, duotone, fill or bulk and sharp or round. Leave out regular, like @coolicons/fill/plus-minus, and use @coolicons/plus-minus for line with regular corners.
pnpm dlx shadcn@latest add "https://coolicons.cool/r/plus-minus.json"