My 4

My 4-digit number is a palindrome; it has a remainder of 21 when you divide it by 100. what is my number? A palindrome is a number that does not change if you write it backward.

Correct answer:

x =  1221

Step-by-step explanation:

x/100 = R+21/100 ABBA  = XY 100+21 A=1 B=2  x = ABBA x=1221



Did you find an error or inaccuracy? Feel free to write us. Thank you!







Tips for related online calculators
Do you want to perform natural numbers division - find the quotient and remainder?

You need to know the following knowledge to solve this word math problem:

Related math problems and questions: