Add Two Three-digit Numbers

To add two numbers, first align the numbers so that place values are lined up and then start adding from the right most place value.

For example: Let's find the sum of 125 and 211.

First, add the ones.

  1 2 5
+
2 1 1
      6


Now, add the tens.

  1 2 5
+
2 1 1
    3 6


 Add the hundreds.

  1 2 5
+
2 1 1
  3 3 6


The sum of 125 and 211 is 336.





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Help

The correct answer is

Remember :

The smallest number is the one that comes first while counting.

Solution :

To arrange the given numbers in order from smallest to greatest, find the smallest number among all the given numbers.

21,27,23

21 is the smallest number.