the Flash Player to see this player.
program has proven to be an invaluable resource for understanding
and practising the skills of rounding numbers to both decimal places
and significant figures.
The user can experience extensive practice required to become proficient
with all forms of rounding. The calculator provides an ideal, individualised
environment for quick-fire questions as well as providing immediate
feedback on the accuracy of the answers. Students do not find it
burdensome to complete many levels and they enjoy the challenge
of achieving a perfect score of 100%.
are generated on rounding from 0 to 7 decimal places, including
a mixture level.
> Questions are generated on rounding from 1 to 7 significant
figures, including a mixture level.
> Choice to answer a mixture of both decimal place and significant
figure rounding questions.
> Choice to round to units of measurement including length, volume,
mass and currency.
> The program generates 10 questions and presents the user with
a final percentage score based upon the number of questions correctly
answered on either the first, or second attempts.
> Where an answer is repeatedly answered incorrectly, the correct
answer is displayed.
teacher notes include suggested uses in lessons. Click
to view them.