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| Mathematics - KS3
Additional Topics For Level 7 |
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KEYSTAGE 3 ADDITIONAL TOPICS FOR LEVEL 7
Number
and Algebra
1 Making estimates by rounding numbers to one significant figure
and multiplying or dividing mentally
2 Understand the effect of multiplying and dividing by numbers between
0 and 1
3 Proportional changes
4 Finding the nth term of a sequence when the rule is quadratic
ie has n² in the rule
5 Using algebraic and graphical methods to solve simultaneous linear
equations with two variables
6 Solving simple inequalities
Shape and
space
1 Pythagoras' Theorem to find sides of right angled triangles
2 Calculate lengths, areas and volumes in plane shapes and in prisms
3 Enlarge shapes by a fractional scale factor and use a center of
enlargement
4 Determine the locus of an object moving according to a rule
5 Appreciate that measurement is imprecise and know that a measurement
given to the nearest whole number may be inaccurate by up to one
half in either direction
6 Use compound measures such as speed
Handling
Data
1 Specify a hypothesis and test it, taking account of bias when
choosing methods
2 Find the modal class and ESTIMATE the mean, median and range of
grouped data using the most appropriate statistic.
3 Use measures of average and range with associated frequency polygons
to compare distributions and make inferences
4 Draw a line of best fit on a scatter diagram
5 Understand relative frequency as an estimate for probability and
use it to compare outcomes of experiments
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