Math Magic Land
What learners practise
- 1Add side lengths to find a perimeter
- 2Choose units for measuring perimeter and area
- 3Find area by counting squares and adding areas
- 4Count whole and half squares to find area
- 5Estimate the area of curved shapes on a grid
- 6Solve perimeter problems with mm and missing sides
- 7Find the perimeter of an L-shaped figure
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Example questions
- A triangle has sides of 6 cm, 3 cm and 8 cm. What is its perimeter?
- Which unit is best for measuring the perimeter of a park?
- Two sides are not labelled. Work them out, then find the perimeter of the L shape.
More Year 4 topics
Counting and number linesWriting numbers and Roman numeralsPlace valueComparing, ordering and roundingNegative numbersOdd, even and divisibilityFactors, multiples and square numbersAdding and subtracting in your headColumn addition and subtractionMoney, change and word problemsTimes tables up to 12 × 12Multiplying and dividing in your headMultiplying by a 1-digit numberTimes as many and scalingDividing by a 1-digit numberDivision with remaindersMultiply and divide word problemsFractions and number linesFractions of amountsEquivalent fractionsComparing and ordering fractionsCalculating with fractionsTenths, hundredths and decimalsComparing and using decimalsPercentagesSequences and rulesMissing numbers and symbolsMeasuring and converting unitsConverting time and 24-hour clocksDurations, timetables and datesMeasuring perimeter and areaArea and perimeter of rectangles2D shapes and tilingSymmetryLines and types of anglesDegrees, turns and compass directions3D shapes and netsCoordinates, moves and reflectionsChance and likelihoodSurveys, tables and dot plotsBar charts, pictograms and graphs
Not sure where to start?
Take the free Start Check: about 12 questions, about 10 minutes, no account needed.