Javascript

const calculater = {
  puls : function(a, b){
    return a + b;
  },

  sub : function(a, b){
    return a - b;
  },

  mul : function(a, b){
    return a * b;
  },

  div : function(a, b){
    return a / b;
  }
}

const plus = calculater.puls(5, 5);
console.log(plus);

const sub = calculater.sub(5, 6);
console.log(sub);