7.7 Plus 400.2 Addition :

Number 1	Number 2	Answer
7.7	400.2	407.9

How to calculate 7.7 plus 400.2 ?

Let's break down the addition of 007.7 and 400.2 step by step:

   007.7      <-- Start with the rightmost column
+  400.2
---------

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

   007.7
+  400.2
---------
     9


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

   007.7
+  400.2
---------
     7.9


    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.

   007.7
+  400.2
---------
     07.9


    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.

   007.7
+  400.2
---------
     407.9

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

The final result is 407.9.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
7.8	402.2	410	7.8 plus 402.2
7.9	404.2	412.1	7.9 plus 404.2
8	408.2	416.2	8 plus 408.2
0.3	0.7	1	0.3 plus 0.7
2.9	3.9	6.8	2.9 plus 3.9
1.5	3.8	5.3	1.5 plus 3.8