Java NumberTable

Program asks you to enter 10 numbers and lists them from biggest to smallest. After the list is shown, the program asks if you would like to check for a specific number from the list.

import java.util.Scanner;

public class NumberTable {
 Scanner numberReader=new Scanner(System.in);
 Scanner textReader=new Scanner(System.in);
 double[] numbers=new double[10];
	
 private void run(){
  getNumbers();
  arrangeNumbers();
  printNumbers();
  checkNumber();
 }
 private void getNumbers(){
  System.out.println("Enter 10 numbers");

  for(int i=0;i<10;i++){
   numbers[i]=numberReader.nextDouble();
  }
 }
 private void arrangeNumbers(){
  int tableLen = numbers.length-1;

  for (int k=0; knumbers[i+1]){
     numbers[i]+=numbers[i+1];
     numbers[i+1]=numbers[i]-numbers[i+1];
     numbers[i]-=numbers[i+1];
    }
   }
  }	 
 }
 private void printNumbers(){
  System.out.println();
  for (int i=numbers.length-1; i>=0; i--){
   System.out.println((i+1)+": "+numbers[i]);
  }
 }
 private void checkNumber(){
  String yn;
  do {
   System.out.println();
   System.out.print("Would you like to check the existance of a specific number? (y/n) ");
   yn=textReader.nextLine();
   while(!(yn.equalsIgnoreCase("y"))&&!(yn.equalsIgnoreCase("n"))){
    System.out.print("Please try again (y/n:) ");
    yn=textReader.nextLine();
   }
   if(yn.equalsIgnoreCase("y")) {
    System.out.print("Which number would you like to check? ");
    double input=numberReader.nextDouble();
    boolean foundIt=false;
				
    for(int i=0;i<10;i++) {
     if(numbers[i]==input) {
      System.out.println(input+" found");
      foundIt=true;
      break;
     }
    }
    if(!foundIt){
     System.out.println(input+" wasn't found");
    }
   }
   else{
    System.out.println("Bye!");
   }
  }while(yn.equalsIgnoreCase("y"));
 }
 public static void main(String[] args) {
  NumberTable program = new NumberTable();
  program.run();
 }
}