77.4 Plus 421 Addition :

Number 1 Number 2 Answer
77.4 421 498.4

How to calculate 77.4 plus 421 ?

Let's break down the addition of 077.4 and 42100 step by step:

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

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

   077.4
+  42100
---------
     4


    Add the digits in the rightmost column:
        7 + 1 + 0 = 8
        Write down 8 in the rightmost column, carry over 0 to the next column.

   077.4
+  42100
---------
     8.4


    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.

   077.4
+  42100
---------
     98.4


    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.

   077.4
+  42100
---------
     498.4

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

The final result is 498.4.
So, 077.4 + 42100 = 498.4

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