Level 1
Level 1 includes rounding off numbers to 1 decimal place and whole numbers to the nearest unit, ten or hundred (National Curriculum Number and Algebra Level 3 to 4).
Level 2
Level 2 includes rounding off numbers with up to six figures after the decimal point (National Curriculum Number and Algebra Level 5).
Level 3
Level 3 includes rounding to a number of significant figures for whole numbers and decimals (National Curriculum Number and Algebra Level 5 to 7).
