laura wrote a 3-digit number. she doubled it, added 150, divided by 100, and added 6. her final result was 10. what number did laura write?

Respuesta :

Answer:

125

Step-by-step explanation:

start with 10, and go backwards

10-6=4   4x100=400   400-150=250   250/2=125

checked answer:

125x2=250  250+150=400   400/100=4   4+6=10

477965

Answer:

126

Step-by-step explanation:

It's 125