12.5 Plus 421 Addition :

Number 1	Number 2	Answer
12.5	421	433.5

How to calculate 12.5 plus 421 ?

Let's break down the addition of 012.5 and 42100 step by step:

   012.5      <-- Start with the rightmost column
+  42100
---------

    Add the digits in the rightmost column:
        5 + 0 + 0 = 5
        Write down 5 in the rightmost column, carry over 0 to the next column.

   012.5
+  42100
---------
     5


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

   012.5
+  42100
---------
     3.5


    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.

   012.5
+  42100
---------
     33.5


    Add the digits in the rightmost column:
        0 + 4 + 0 = 4
        Write down 4 in the rightmost column, carry over 0 to the next column.

   012.5
+  42100
---------
     433.5

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

The final result is 433.5.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
12.6	422	434.6	12.6 plus 422
12.7	426	438.7	12.7 plus 426
12.8	428	440.8	12.8 plus 428
3.1	1.9	5	3.1 plus 1.9
1.1	5.5	6.6	1.1 plus 5.5
1.2	4.1	5.3	1.2 plus 4.1