7.7 Plus 420.2 Addition :

Number 1	Number 2	Answer
7.7	420.2	427.9

How to calculate 7.7 plus 420.2 ?

Let's break down the addition of 007.7 and 420.2 step by step:

   007.7      <-- Start with the rightmost column
+  420.2
---------

    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
+  420.2
---------
     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
+  420.2
---------
     7.9


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

   007.7
+  420.2
---------
     27.9


    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
+  420.2
---------
     427.9

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

The final result is 427.9.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
7.8	424.2	432	7.8 plus 424.2
7.9	432.2	440.1	7.9 plus 432.2
8	439.2	447.2	8 plus 439.2
7.5	2.4	9.9	7.5 plus 2.4
1.3	5.5	6.8	1.3 plus 5.5
9.7	9.3	19	9.7 plus 9.3