round numbers and measures to an appropriate degree of accuracy (e.g. to a specified number of decimal places or significant figures); use inequality notation to specify simple error intervals due to truncation or rounding
N15-01 [Introducing Rounding Numbers to the Nearest Whole Number]
N15-02 [Examples of Rounding Numbers to the Nearest Whole Number]
N15-03 [Examples of Rounding Numbers to the Nearest 10]
N15-04 [Examples of Rounding Numbers to the Nearest 100]
N15-05 [Examples of Rounding Numbers to the Nearest 1000]
N15-06 [Rounding Numbers to a Specified Number of Decimal Places]
N15-07 [Examples of Rounding to 1dp]
N15-08 [Examples of Rounding to 2dp]
N15-09 [Examples of Rounding to 3dp]
N15-10 [Examples of Rounding to 4dp]
N15-11 [Rounding Numbers to a Specified Number of Significant Figures]