Fifth


 * Grade 5 Math Extension Focus Areas**


 * = Unit ||= Content ||= WebExtensions ||= BookExtensions ||= ParentResources ||
 * = 1 || **New** - Prime, composite, and square numbers.


 * Review** - Rectangular arrays, multiplication number models, and factoring. ||  ||  //Challenge Math//, Zaccaro, Chapter 3, “Algebra”, pp. 37-52.

Body-Mass Index Challenge ||  ||
 * = 2 || **New** - Subtraction using trade-first and partial difference methods, big numbers.


 * Review** - Lattice method of multiplication, chance events. ||  || //Challenge Math//, Zaccaro, Chapter 1, “Astronomy”, pp. 5-18. Includes information and activities on “large numbers”.

//Challenge Math//, Zaccaro, Chapter 13, “Probability”, pp. 191-209. ||  ||
 * = 3 || **New** - Data collection, organization, and interpretation. Geometric properties of polygons, tessalations.


 * Review** - Types of angles, geometric figures, and use of geometry tools. ||  ||   ||   ||
 * = 4 || **New** - Division - 1-digit divisors, decimals by whole numbers, number stories.


 * Review** - Partial-quotients division algorithm. ||  ||   ||   ||
 * = 5 || **New** - Turning fractions into decimals and percents.


 * Review** - Fractions - mixed numbers, comparing and ordering, equivalents. ||  ||   ||   ||
 * = 6 || **New** - Survey data using stem-and-leaf plots, sample size. Read and use contour maps for data.


 * Review** - Addition and subtraction of fractions. ||  ||   ||   ||
 * = 7 || **New** - Exponents, number sentences.


 * Review** - Negative numbers. ||  ||   ||   ||
 * = 8 || **New** - Equivalent fractions, multiplication of fractions.


 * Review** - Estimating and calculating a percent of a number. ||  ||   ||   ||
 * = 9 || **New** - Rectangle method for finding area, volume.


 * Review** - Coordinate graphs, area of rectangles, sampling. ||  ||   ||   ||
 * = 10 || **New** - Pan-balance model, algebraic expressions, input-output tables.


 * Review** - Data collection and analysis. ||  ||   ||   ||
 * = 11 || **New** - Formulas for finding volume of solids, finding volume by displacement.


 * Review** - Properties of 3-D shapes. ||  ||   ||   ||
 * = 12 || **New** - Greatest common factor, least common multiple, ratios, ratio comparisons, ratio number stories, calculate rates from data.


 * Review** - Probability and rate basics. ||  ||   ||   ||