21 Plus 667 Addition :

Number 1	Number 2	Answer
21	667	688

How to calculate 21 plus 667 ?

Let's Add Two Numbers Together!

Imagine you have two numbers:

Number 1: 21

Number 2: 667

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 667's ones place (7).

Result: 1 + 7 = 8

Finally, the Result:

Sum: 688

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
21.1	673	694.1	21.1 plus 673
21.2	680	701.2	21.2 plus 680
21.3	684	705.3	21.3 plus 684
7.5	3.7	11.2	7.5 plus 3.7
6.5	6.4	12.9	6.5 plus 6.4
0.5	3.4	3.9	0.5 plus 3.4