Round decimals to a specified number of decimal places (ACMNA156)

LO: To round decimal numbers to a specified number of decimal placess.
Know:

  • how to round numbers for estimation
  • the place value of decimal numbers

Understand:

  • that rounding numbers to a specified number of decimal places makes life easier money.
  • rounding numbers can give us a quick estimation of the reasonableness of answers

Do:

  • I can round decimal numbers to a specified number of decimal places

 

Rounding Decimals

Rounding decimals is fairly easy. There is just 1 simple rule, if the next number in line is equal or greater than >= 5 then you round the number up. If the next number in line is less than < 5, then you round the number down.

 

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