Learners have to demonstrate knowledge and skills in calculating quantities
such as mass, length, perimeter, temperature and the volume of objects. When
teaching conversions, emphasis must be placed on multiplication by a
thousand (since "kilo" means thousand) and one thousandth (since "milli"
means one thousandth). Design an instructional activity to explain how you
would teach grade 4 learners the conversion of units when measuring length.
Refer to page 25 of the CAPS document, the second bullet under
‘Calculations and problem-solving involving length’. Your focus should be
on whole number