21.2 Plus 678.9 Addition :

Number 1	Number 2	Answer
21.2	678.9	700.1

How to calculate 21.2 plus 678.9 ?

Let's break down the addition of 021.2 and 678.9 step by step:

   021.2      <-- Start with the rightmost column
+  678.9
---------

    Add the digits in the rightmost column:
        2 + 9 + 1 = 11
        Write down 1 in the rightmost column, carry over 1 to the next column.

   021.2
+  678.9
---------
     1


    Add the digits in the rightmost column:
        1 + 8 + 1 = 10
        Write down 0 in the rightmost column, carry over 1 to the next column.

   021.2
+  678.9
---------
     0.1


    Add the digits in the rightmost column:
        2 + 7 + 1 = 10
        Write down 0 in the rightmost column, carry over 1 to the next column.

   021.2
+  678.9
---------
     00.1


    Add the digits in the rightmost column:
        0 + 6 + 0 = 7
        Write down 7 in the rightmost column, carry over 0 to the next column.

   021.2
+  678.9
---------
     700.1

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

The final result is 700.1.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
21.3	679.9	701.2	21.3 plus 679.9
21.4	680.9	702.3	21.4 plus 680.9
21.5	687.9	709.4	21.5 plus 687.9
4.2	0.8	5	4.2 plus 0.8
5	7.1	12.1	5 plus 7.1
6.4	1.3	7.7	6.4 plus 1.3