like it is written 6,17,4 and 15 why can't we just write it as 6+17+4+15?instead of writting

6+17=23,6+4=10,6+15=21

4+6=10,4+17=21,4+15=19

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like it is written 6,17,4 and 15 why can't we just write it as
6+17+4+15?instead of writting
6+17=23,6+4=10,6+15=21
4+6=10,4+17=21,4+15=19

Lalit Mehra · Accepted Answer

Hi!
Here is the answer to your query
Whole numbers are closed under addition
The sum of any two whole numbers is again a whole
number The sum of two whole numbers is taken so as to justify
the property
The sum, 6 + 17 + 4 + 15 = 42 is again a whole number
Cheers!

like it is written 6,17,4 and 15 why can't we just write it as 6+17+4+15?instead of writting 6+17=23,6+4=10,6+15=21 4+6=10,4+17=21,4+15=19

like it is written 6,17,4 and 15 why can't we just write it as 6+17+4+15?instead of writting

6+17=23,6+4=10,6+15=21

4+6=10,4+17=21,4+15=19