21 Plus 489 Addition :

Number 1	Number 2	Answer
21	489	510

How to calculate 21 plus 489 ?

Let's Add Two Numbers Together!

Imagine you have two numbers:

Number 1: 21

Number 2: 489

Now, let's go step by step:

Step 1: Start by looking at the rightmost digit of each number (the ones place).

Add 21's ones place (1) to 489's ones place (9).

Result: 1 + 9 = 10

Finally, the Result:

Sum: 510

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
21.1	495	516.1	21.1 plus 495
21.2	503	524.2	21.2 plus 503
21.3	509	530.3	21.3 plus 509
5.4	7.1	12.5	5.4 plus 7.1
6.3	6.6	12.9	6.3 plus 6.6
3	0.2	3.2	3 plus 0.2