N2/E3.4
Use a calculator to calculate using whole numbers and decimals to solve problems in context, and to check calculations
(a) Know how to key in and interpret money calculations e.g. key in 85p as 0.85, interpret 8.2 as £8.20
(b) Understand that a calculator will sometimes display a string of digits after the decimal point, and that it is only necessary (at this level) to read the first two, e.g. 1.33333333 is £1.33
(c) Know and use strategies to check answers obtained with a calculator