denisewheaton22 denisewheaton22
  • 02-07-2015
  • Physics
contestada

Would the sum of 5.7 cm and 6.2 cm need to be rounded? Why or why not?

Respuesta :

rabinshrestha41
rabinshrestha41 rabinshrestha41
  • 02-07-2015
No, the sum of 5.7 cm and 6.2 cm doesn't need to be rounded.

5.7 cm + 6.2 cm = 11.9 cm

Now,
Both 5.7 cm and 6.2 cm has 1 decimal place. So, their sum also has to be equal to 1 decimal place tooo. As you can see their sum also has 1 decimal place. So, you don't have to round it.
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