10.3 Plus 21 Addition :

Number 1	Number 2	Answer
10.3	21	31.3

How to calculate 10.3 plus 21 ?

Let's break down the addition of 10.3 and 2100 step by step:

   10.3      <-- Start with the rightmost column
+  2100
---------

    Add the digits in the rightmost column:
        3 + 0 + 0 = 3
        Write down 3 in the rightmost column, carry over 0 to the next column.

   10.3
+  2100
---------
     3


    Add the digits in the rightmost column:
        0 + 1 + 0 = 1
        Write down 1 in the rightmost column, carry over 0 to the next column.

   10.3
+  2100
---------
     1.3


    Add the digits in the rightmost column:
        1 + 2 + 0 = 3
        Write down 3 in the rightmost column, carry over 0 to the next column.

   10.3
+  2100
---------
     31.3

    Continue to the left:
        There are no more columns to the left.

The final result is 31.3.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
10.4	29	39.4	10.4 plus 29
10.5	36	46.5	10.5 plus 36
10.6	40	50.6	10.6 plus 40
1.4	6.3	7.7	1.4 plus 6.3
5.3	2.3	7.6	5.3 plus 2.3
0.6	7	7.6	0.6 plus 7