How to convert to less?

Question

css

$maxWidth: 1280;
@mixin adaptiv-font($pcSize, $mobSize) {
 $addSize: $pcSize - $mobSize;
 $maxWidth: $maxWidth - 320;
 font-size: calc(#{$mobSize + px} + #{$addSize} * ((100vw - 320px) / #{$maxWidth}));
}

Please help me convert this SASS code to less