15-09-2015
Mathematics

contestada

I am a 3-digit whole number. if you double me, I remain a 3-digit number. if you add 2 to me after I am doubled, I become a 4-digitnumber. what number am i?

Respuesta :

bladimir154986 bladimir154986

15-09-2015

499+499=998+2=1000 got it?

Answer Link

15-09-2015

1000 is a four digit number

1000 - 2 = 998 (A three digit number)

998/2 = 499 (A three digit number)

Your answer is 499

Check your work:

2(499) + 2 = 1000

Answer Link

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