Simple Adding

Exercise 5 from Coderbyte.com add all numbers from "X" downwards to 0

by Jason Land

JavaScript

//add numbers from given numbers downwards to zero
/*
function add(num){
    
var newNum = ;
for(i = num; i > 0; i--)
{
newNum = i + newNum;
}

}
add(4);
alert(newNum); */

function simpleAdding(number) {
var sum = 0;
for (var i = 0; i <= number; i++) {
sum = sum + i;
}
    alert(sum)
return sum;
}

simpleAdding(4);