42.9 Plus 87 Addition :

Number 1	Number 2	Answer
42.9	87	129.9

How to calculate 42.9 plus 87 ?

Let's break down the addition of 42.9 and 8700 step by step:

   42.9      <-- Start with the rightmost column
+  8700
---------

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

   42.9
+  8700
---------
     9


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

   42.9
+  8700
---------
     9.9


    Add the digits in the rightmost column:
        4 + 8 + 1 = 12
        Write down 2 in the rightmost column, carry over 1 to the next column.

   42.9
+  8700
---------
     29.9

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

The final result is 129.9.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
43	90	133	43 plus 90
43.1	95	138.1	43.1 plus 95
43.2	98	141.2	43.2 plus 98
3.6	7.7	11.3	3.6 plus 7.7
3.8	6.8	10.6	3.8 plus 6.8
0.5	6	6.5	0.5 plus 6