Pst201F Assignment 2

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Student Number: 50935488 Module: PST201F Unique Number: 887741 Assignment 2 Part 1 – Fractions Question 1 Flow diagram: Developing fractional concepts Meaning of fractions Fraction Constructs: Part-whole, measurement, division, operator and ratio. Models for fractions: Area models: area, length and set models. Concept of fractional parts: Fraction size, fraction language, partitioning with models, sharing tasks, iterating, fraction notation and fractions greater than one. Estimating with fractions Equivalent fractions: conceptual focus on equivalence, equivalent fraction models, developing an equivalent fraction algorithm. Comparing fractions: comparing fractions using number sense, using equivalent fractions to compare. Developing strategies for fraction computation Understanding fraction operations: Problem based number sense approach, computational estimation Addition and subtraction: Contextual examples and invented strategies, models, developing algorithms, fractions greater than one. Multiplication: Contextual examples and models, developing algorithms, factors greater than one. Division: Contextual examples and models, answers that are not whole numbers and developing algorithms. Developing concepts of decimals and percentages. Extending the place-value system. Connecting fractions and decimals: Base-ten fractions Developing decimal number sense: Familiar fractions connected to decimals Computation with decimals: The role of estimation, addition and subtraction, multiplication, division. Introducing percentages: Models and terminology, percentage problems in context and estimation. QUESTION 2: 2.1 Region or Area models, Length models and Set models 2.2 Today is your birthday and your mom made 12 cupcakes for your party. You invited 5 friends. How many cupcakes will each of you get? ¾ = 12 ¾ = 12

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