function fractionDecimal(decimal){
var decimal = decimal.toString()
var decimalArray = decimal.split(".");
var leftDecimalPart = decimalArray[0];
var rightDecimalPart = decimalArray[1];
var numerator = leftDecimalPart + rightDecimalPart
var denominator = Math.pow(10,rightDecimalPart.length);
var factor = highestCommonFactor(numerator, denominator);
denominator /= factor;
numerator /= factor;
return [decimal, numerator, denominator]
}