20.4 Plus 670.2 Addition :

Number 1	Number 2	Answer
20.4	670.2	690.6

How to calculate 20.4 plus 670.2 ?

Let's break down the addition of 020.4 and 670.2 step by step:

   020.4      <-- Start with the rightmost column
+  670.2
---------

    Add the digits in the rightmost column:
        4 + 2 + 0 = 6
        Write down 6 in the rightmost column, carry over 0 to the next column.

   020.4
+  670.2
---------
     6


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

   020.4
+  670.2
---------
     0.6


    Add the digits in the rightmost column:
        2 + 7 + 0 = 9
        Write down 9 in the rightmost column, carry over 0 to the next column.

   020.4
+  670.2
---------
     90.6


    Add the digits in the rightmost column:
        0 + 6 + 0 = 6
        Write down 6 in the rightmost column, carry over 0 to the next column.

   020.4
+  670.2
---------
     690.6

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

The final result is 690.6.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
20.5	674.2	694.7	20.5 plus 674.2
20.6	683.2	703.8	20.6 plus 683.2
20.7	687.2	707.9	20.7 plus 687.2
0.3	8.7	9	0.3 plus 8.7
5.9	9.1	15	5.9 plus 9.1
9.3	0.5	9.8	9.3 plus 0.5