Diego compared the difference for 1/10 - 1/10 and 100/100 - 10/100. he said the difference both equal 9/10. is diego correct? explain

Hence, Diego was wrong with his calculations. The difference of both are not equal to .

Step-by-step explanation:

No, Diego is not correct.

He went wrong in his calculations.

since,

the difference of and   is 0 (As both the numbers are same so their difference will be zero)

but the difference of and is solved as:

As

and

and now the difference is:  

Hence the difference for both the operations is not same.                                

99

step-by-step explanation: