The sum of the successor and the predecessor of 5,00,000 is
Step 1
Successor of 5,00,000 =
5,00,000 + 1 = 5,00,001
Predecessor of 5,00,000 =
5,00,000 -1 = 4,99,999
Step 2
Sum of the successor & Predecessor = 5,00,001 + 4,99,999
= 10,00,000
15,1010,10,10,1+ 4,99,9 9 9––––––––––– 10,00,0 0 0–––––––––––––
Answer = 10,00,000