javascript math operators code example

Example 1: modulus js

//We are trying to find a table for my speed dating group to sit at, that is the most economical for the restaurant. How many options do I have?

const tableNumbers = [5, 14, 7, 10, 20, 11, 12, 15, 3]

for (let i =0; i < tableNumbers.length; i++) {
  //if the tableNumbers length can be divided by 2 (%) = and leavs a remainder of 0 
    if (tableNumbers[i] % 2 === 0) {
        console.log(tableNumbers[i])
    }
}

Example 2: js calculate

answer_Add = 5 + 1; //answer = 6
answer_Sub = 5 - 1; //answer = 4
answer_Multi = 5 * 5; //answer = 25
answer_Divi = 10 / 2; //answer = 5
Total = answer_Add + answer_Sub + answer_Multi + answer_Divi;

Example 3: javascript modulo

x = a % b // % is modulo