45.4 Plus 642 Addition :

Number 1	Number 2	Answer
45.4	642	687.4

How to calculate 45.4 plus 642 ?

Let's break down the addition of 045.4 and 64200 step by step:

   045.4      <-- Start with the rightmost column
+  64200
---------

    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.

   045.4
+  64200
---------
     4


    Add the digits in the rightmost column:
        5 + 2 + 0 = 7
        Write down 7 in the rightmost column, carry over 0 to the next column.

   045.4
+  64200
---------
     7.4


    Add the digits in the rightmost column:
        4 + 4 + 0 = 8
        Write down 8 in the rightmost column, carry over 0 to the next column.

   045.4
+  64200
---------
     87.4


    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.

   045.4
+  64200
---------
     687.4

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

The final result is 687.4.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
45.5	645	690.5	45.5 plus 645
45.6	653	698.6	45.6 plus 653
45.7	654	699.7	45.7 plus 654
4.3	4.8	9.1	4.3 plus 4.8
7	0.3	7.3	7 plus 0.3
0.8	1.7	2.5	0.8 plus 1.7