PNG SVG PSD EPS MORE
Signs
Flat
Clean Icons
less, line, Outlined
Black
512x512
Admin UI
Bar, sign, Minus
sign, Minus, Circle
Mathbert Mathematics
cross, symbols, education
Hand Drawn
sign, signs, Rest
Essentials
quit, outline, signs
Coolicons
sign, signs, less
iOS7 Premium
buttons, signs, button
Typicons
mathematics, maths, Subtraction