7.7 Plus 402 Addition :

Number 1	Number 2	Answer
7.7	402	409.7

How to calculate 7.7 plus 402 ?

Let's break down the addition of 007.7 and 40200 step by step:

   007.7      <-- Start with the rightmost column
+  40200
---------

    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
+  40200
---------
     7


    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
+  40200
---------
     9.7


    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
+  40200
---------
     09.7


    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
+  40200
---------
     409.7

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

The final result is 409.7.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
7.8	409	416.8	7.8 plus 409
7.9	415	422.9	7.9 plus 415
8	419	427	8 plus 419
2.3	1.7	4	2.3 plus 1.7
9.7	9.5	19.2	9.7 plus 9.5
0.9	1.7	2.6	0.9 plus 1.7