code: public static boolean movedInsideThresholdPercentage(final BigDecimal startValue, final BigDecimal newValue, final BigDecimal thresholdPercent) {
          return !movedStrictlyOutsideThresholdPercentage(startValue, newValue, thresholdPercent);
      }
docs: true if ABS((startValue-newValue)/startValue) &lt;= abs(thresholdPercent)
  @param startValue
  @param newValue
  @param thresholdPercent
  @return