text: module.exports = function toReadable (number) {
  
      const strOne = [
          'zero', 'one', 'two', 'three', 'four', 'five', 'six',
          'seven', 'eight', 'nine'
      ];
  
      const strTwo = [
          'ten', 'eleven', 'twelve', 'thirteen', 'fourteen', 
          'fifteen', 'sixteen', 'seventeen', 'eighteen', 'nineteen'
      ];
  
      const strThree = [
          'twenty', 'thirty', 'forty', 'fifty',
          'sixty', 'seventy', 'eighty', 'ninety'
      ];
  
      if(number.toString().length === 1) {
          return strOne[number];
  
      } else if(number.toString().length === 2) {
          if(number < 20) return strTwo[number - 10];
  
          if(number > 19 && number % 10 === 0) return strThree[number / 10 - 2];
  
          if(number > 19) {
              return strThree[Math.floor(number / 10) -2] + ' ' + strOne[number % 10];
          };
  
      } else if(number.toString().length === 3 && number % 100 === 0) {
          return strOne[Math.floor(number / 100)] + ' hundred';
  
      } else if(number.toString().length === 3) {
          return strOne[Math.floor(number / 100)] + ' hundred ' + toReadable(number % 100);
  
      };
  }
  