Skip to content
  • About the site
  • Get involved!
  • Websites
  • Books
  • Podcast
  • Newsletters
  • CPD
  • Support

SSDD Problems

Same Surface, Different Deep Structure maths problems from Craig Barton @mrbartonmaths

  • About the site
  • Get involved!
  • Websites
  • Books
  • Podcast
  • Newsletters
  • CPD
  • Support

Percentages with 7 and 9

December 1, 2019 Craig Barton

Author: Stephen Webb

Answers…

Posted in Based on a ContextTagged Number > Percentages > Percentage decrease, Number > Percentages > Percentage increase, Number > Percentages > Percentage of an amount, Number > Percentages > Reverse percentages

Post navigation

I scream cones!
The trapezium

Most recent SSDDs!

  • Spheres are pointless
  • Dairy Milk Oreos
  • Sectors
  • 3, 4, 5 triangle
  • Five numbers

Most popular SSDDs!

  • Squares
  • Standard form problems
  • Estimation, BIDMAS, Fractions, Calculator use
  • Lunchtime dilemma
  • What can we do with a quadratic equation?

Advert

Categories

  • Based on a Context
  • Based on a Shape
  • Based on an Image
  • Uncategorized

Topics

A Level > Arithmetic sequencesA Level > Binomial expansionA Level > DifferentiationA Level > Factor and remainder theoremA Level > Fibonacci sequencesA Level > Geometric sequencesA Level > IntegrationA Level > LogsA Level > MechanicsA Level > Mid-ordinate ruleA Level > Partial fractionsA Level > Point of inflectionA Level > Quadratic sequencesA Level > Rational functionsA Level > Solving equations > solving exponential equationsA Level > Solving equations > solving logarithmic equationsA Level > Solving equations > solving trigonometry equationsA Level > Statistics > Advanced probabilityA Level > Statistics > Binomial distributionA Level > Statistics > Geometric distributionA Level > Statistics > Permutations and combinationsA Level > Statistics > Poisson distributionA Level > VectorsAlgebra > Algebraic fractions > Multiplying algebraic fractionsAlgebra > Algebraic fractions > Simplifying algebraic fractionsAlgebra > Brackets > Completing the squareAlgebra > Brackets > Expanding double bracketsAlgebra > Brackets > Expanding single bracketsAlgebra > Brackets > Factorise cubic expressionsAlgebra > Brackets > Factorise quadratic expressionsAlgebra > Brackets > Factorise single bracketsAlgebra > Equations > Finding rootsAlgebra > Equations > Forming and solving equationsAlgebra > Equations > Function machinesAlgebra > Equations > IterationAlgebra > Equations > Simultaneous equationsAlgebra > Equations > Solving cubic equationsAlgebra > Equations > Solving linear equationsAlgebra > Equations > Solving quadratic equationsAlgebra > Equations > Solving trigonometric equationsAlgebra > Expressions > Dividing termsAlgebra > Expressions > Multiplying termsAlgebra > Expressions > Simplifying expressionsAlgebra > Formula > Rearranging formulaAlgebra > Formula > Substituting into formulaAlgebra > Formula > Writing expressionsAlgebra > Formula > Writing formulaAlgebra > Functions > Composite functionsAlgebra > Functions > Domain and rangeAlgebra > Functions > Function notationAlgebra > Functions > Inverse functionsAlgebra > Functions > Solving functionsAlgebra > Functions > Transformation of functionsAlgebra > Graphs > Area under a curveAlgebra > Graphs > CoordinatesAlgebra > Graphs > Cubic graphsAlgebra > Graphs > Equation of a circleAlgebra > Graphs > Equation of a normalAlgebra > Graphs > Equation of a perpendicular lineAlgebra > Graphs > Equation of a quadratic curveAlgebra > Graphs > Equation of a straight lineAlgebra > Graphs > Equation of a tangentAlgebra > Graphs > GradientAlgebra > Graphs > Graphs of real life functionsAlgebra > Graphs > Graphs of trigonometric functionsAlgebra > Graphs > Midpoint of coordinatesAlgebra > Graphs > Roots of an equationAlgebra > Graphs > Sketching quadratic functionsAlgebra > Graphs > Table of valuesAlgebra > Graphs > Tangent to a circleAlgebra > Graphs > Time series graphsAlgebra > Graphs > Turning pointsAlgebra > Graphs > y-interceptAlgebra > Inequalities; Quadratic inequalitiesAlgebra > Inequalities; Solving linear inequalitiesAlgebra > ProofAlgebra > Sequences > Linear sequencesAlgebra > Sequences > nth term ruleGeometry > Angles > Angles in a triangleGeometry > Angles > Angles on parallel linesGeometry > Angles > Basic angle factsGeometry > Angles > BearingsGeometry > Angles > Circle theoremsGeometry > Angles > Exterior angles of a polygonGeometry > Angles > Interior angles of a polygonGeometry > Circles > Arc lengthGeometry > Circles > Area of a circleGeometry > Circles > Circumference of a circleGeometry > Circles > Parts of a circleGeometry > Circles > Sector areaGeometry > Circles > Sector perimeterGeometry > Construction and loci > Constructing polygonsGeometry > Construction and loci > Constructing trianglesGeometry > Construction and loci > General constructionGeometry > Construction and loci > LociGeometry > Construction and loci > Perpendicular bisectorGeometry > Measures > AccelerationGeometry > Measures > DensityGeometry > Measures > Distance velocity time graphsGeometry > Measures > Measures of capacityGeometry > Measures > PressureGeometry > Measures > Reading scalesGeometry > Measures > SpeedGeometry > Measures > TemperatureGeometry > Measures > TimeGeometry > Measures > Units of capacityGeometry > Measures > Units of lengthGeometry > Measures > Units of massGeometry > Perimeter and area > Area of a kiteGeometry > Perimeter and area > Area of a parallelogramGeometry > Perimeter and area > Area of a rectangleGeometry > Perimeter and area > Area of a rhombusGeometry > Perimeter and area > Area of a squareGeometry > Perimeter and area > Area of a trapeziumGeometry > Perimeter and area > Area of a triangleGeometry > Perimeter and area > Compound areaGeometry > Perimeter and area > Measuring lengthsGeometry > Perimeter and area > Missing lengthsGeometry > Perimeter and area > PerimeterGeometry > PythagorasGeometry > Ratio > Accurate drawingGeometry > Shapes > NetsGeometry > Shapes > Plans and elevationsGeometry > Shapes > Properties of 3D shapesGeometry > Shapes > Properties of polygonsGeometry > Shapes > Properties of quadrilateralsGeometry > Shapes > Properties of trianglesGeometry > Shapes > SymmetryGeometry > Similarity and congruence > Area scale factorGeometry > Similarity and congruence > CongruencyGeometry > Similarity and congruence > Similar shapesGeometry > Similarity and congruence > Volume scale factorGeometry > Surface area and volume > Surface areaGeometry > Surface area and volume > Surface area of a coneGeometry > Surface area and volume > Surface area of a cubeGeometry > Surface area and volume > Surface area of a cuboidGeometry > Surface area and volume > Surface area of a cylinderGeometry > Surface area and volume > Surface area of a frustrumGeometry > Surface area and volume > Surface area of a hemisphereGeometry > Surface area and volume > Surface area of a prismGeometry > Surface area and volume > Surface area of a sphereGeometry > Surface area and volume > Volume of a coneGeometry > Surface area and volume > Volume of a cubeGeometry > Surface area and volume > Volume of a cuboidGeometry > Surface area and volume > Volume of a cylinderGeometry > Surface area and volume > Volume of a frustrumGeometry > Surface area and volume > Volume of a hemisphereGeometry > Surface area and volume > Volume of a prismGeometry > Surface area and volume > Volume of a pyramidGeometry > Surface area and volume > Volume of a sphereGeometry > Transformations > EnlargementGeometry > Transformations > ReflectionGeometry > Transformations > RotationGeometry > Transformations > TessellationGeometry > Transformations >TranslationGeometry > Transformations > Vector geometryGeometry > Trigonometry > 3DGeometry > Trigonometry > Area of a triangle (1/2absinc)Geometry >Trigonometry > Basic Trigonometry (SOH CAH TOA)Geometry > Trigonometry > Further trigonometryGeometry > Trigonometry > Sine and cosine rulesHigh value skillsNumber > Arithmetic > Mental additionNumber > Arithmetic > Mental divisionNumber > Arithmetic > Mental multiplicationNumber > Arithmetic > Mental subtractionNumber > Arithmetic > Money calculationsNumber > Arithmetic > Order of operationsNumber > Arithmetic > Place valueNumber > Arithmetic > Using a calculatorNumber > Arithmetic > Written additionNumber > Arithmetic > Written divisionNumber > Arithmetic > Written multiplicationNumber > decimals > Operations with decimalsNumber > Factors multiples primes > FactorsNumber > Factors Multiples Primes > Highest common factorNumber > Factors multiples primes > Lowest common multipleNumber > Factors multiples primes > MultiplesNumber > Factors multiples primes > Prime factorsNumber > Factors multiples primes > Prime numbersNumber > Fraction decimal percentage equivalenceNumber > Fractions > Adding and subtracting fractionsNumber > Fractions > Dividing fractionsNumber > Fractions > Fraction of an amountNumber > Fractions > Mixed and improper fractionsNumber > Fractions > Multiplying fractionsNumber > Fractions > Simplifying fractionsNumber > Indices and surds > Laws of indicesNumber > Indices and surds > Standard formNumber > Indices and surds > SurdsNumber > Negative numbers > Adding and subtracting negative numbersNumber > Percentages > Compound interestNumber > Percentages > Percentage decreaseNumber > Percentages > Percentage increaseNumber > Percentages > Percentage of an amountNumber > Percentages > Reverse percentagesNumber > Percentages > Simple interestNumber > Rounding and estimating > Rounding to decimal placesNumber > Rounding and estimation > Bounds of errorNumber > Rounding and estimation > EstimationProbability > Conditional probabilityProbability > Estimated probabilityProbability > Expected probabilityProbability > Listing combinationsProbability > Probability of a single eventProbability > Probability of combined eventsProbability > Probability with Venn diagramsProbability > Tree diagramsRatio and proportion > Best buysRatio and proportion > Currency conversionsRatio and proportion > Direct proportionRatio and proportion > Inverse proportionRatio and proportion > Scale drawingRatio and proportion > Sharing in a ratioRatio and proportion > Writing and simplifying ratioStatisitics > Representing data > Stem and leaf diagramStatistics > Average and range > Estimate the meanStatistics > Average and range > Range from a list of dataStatistics > Averages and range > Interpreting a frequency tableStatistics > Averages and range > Mean from a frequency tableStatistics > Averages and range > Mean from a list of dataStatistics > Averages and range > Median from a frequency tableStatistics > Averages and range > Median from a list of dataStatistics > Averages and range > Median from grouped dataStatistics > Averages and range > Modal groupStatistics > Averages and range > Mode from a frequency tableStatistics > Averages and range > Mode from a list of dataStatistics > Diagrams > Bar chartStatistics > Diagrams > Box and whisker plotStatistics > Diagrams > CorrelationStatistics > Diagrams > Cumulative frequency diagramStatistics > Diagrams > Frequency polygonStatistics > Diagrams > Frequency treeStatistics > Diagrams > HistogramStatistics > Diagrams > PictogramStatistics > Diagrams > Pie chartStatistics > Diagrams > Scatter diagramStatistics > Diagrams > Time seriesStatistics > Diagrams > Two way tablesStatistics > Diagrams > Venn Diagrams

Social

  • View @mrbartonmaths’s profile on Twitter
  • View mrbartonmaths’s profile on Pinterest
  • View craig-barton-6b1749103’s profile on LinkedIn
  • View mrbartonmaths1’s profile on YouTube

Visitors

  • 2,275,042 people

Meta

  • Log in
  • Entries feed
  • Comments feed
  • WordPress.org
Proudly powered by WordPress | Theme: Oria by JustFreeThemes.