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Colorado Math Standards - 3rd Grade
MathScore aligns to the Colorado Math Standards for 3rd Grade. The standards appear below along with the MathScore topics that match. If you click on a topic name, you will see sample problems at varying degrees of difficulty that MathScore generated. When students use our program, the difficulty of the problems will automatically adapt based on individual performance, resulting in not only true differentiated instruction, but a challenging game-like experience.
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Number Sense
1.1 Demonstrate meanings for whole numbers, and commonly-used fractions and decimals (for example, 1/3, ¾, 0.5, 0.75), and representing equivalent forms of the same number through the use of physical models, drawings, calculators, and computers.1.1a Identify whether a given number is odd or even. (Odd or Even )
1.1b Identify the fractional part of a drawing or a set (restricted to halves, thirds, fourths). (Fraction Pictures )
1.1c Using concrete materials or pictures identify different combinations of coins up to $0.99. (Counting Money )
1.2 Read and write whole numbers and know place-value concepts and numeration through their relationships to counting, ordering, and grouping.
1.2a Read, write, and order numerals 0-9,999. (Place Value to 1000 , Place Value , Order Numbers to 1000 , Order Numbers )
1.2b Read the number words for selected numbers from zero to nine thousand, nine hundred ninety-nine. (Place Value to 1000 , Place Value )
1.2c Identify place value through ten-thousands (for example, in 86,243, '6' is in the thousands place. (Place Value to 1000 , Place Value )
1.2d Generate equivalent representations for the same number up to a 4 digit number (for example; 25=20+5 or 10+15 or 2 tens and 5 ones).
1.2e Compare whole numbers as greater than, less than, or equal to one another using words or symbols. (Number Comparison )
1.3 Use numbers to count, to measure, to label, and to indicate location.
1.3a Locate, label, or count forward from any even number by 2's and from any number by 10's and 100's up to 999. (Skip Counting )
1.3b Locate and label 1/2s between whole numbers on the number line.
1.4 Develop, test, and explain conjectures about properties of whole numbers, and commonly-used fractions and decimals (for example, 1/3, 3/4, 0.5, 0.75).
1.4a Use the multiplication properties of zero and one with whole numbers.
1.4b Solve addition and subtraction problems using commutative and associative properties (for example, 2+3+6=6+3+2; the words commutative and associative will not be used in test items). (Associative Property 1 , Commutative Property 1 )
1.5 Use number sense to estimate and justify the reasonableness of solutions to problems involving whole numbers, and commonly-used fractions and decimals (for example, 1/3, 3/4, 0.5, 0.75).
1.5a Use estimation strategies to determine the reasonableness of solutions to problems.
Algebraic Methods
2.1 Reproduce, extend, create, and describe patterns and sequences using a variety of materials (for example, beans, toothpicks, pattern blocks, calculators, unifix cubes, colored tiles).2.1a Reproduce, extend, and create patterns, using pictures or geometric shapes. (Patterns: Shapes )
2.1b Use a pattern to find missing elements (for example, multiples of 2, 3, 4, 5, 10). (Patterns: Shapes )
2.3 Recognize when a pattern exists and use that information to solve a problem.
2.3a Identify a rule using addition or subtraction patterns and solve a new problem using the rule. (Patterns: Numbers )
2.3b Given numbers in a table, extend the table. (Function Tables , Function Tables 2 )
2.4 Observe and explain how a change in one quantity can produce a change in another (for example, the relationship between the number of bicycles and the number of wheels).
2.4a Using whole numbers, determine how the change in one quantity affects the change in the other by addition or subtraction (for example, one bicycle has 2 wheels, 2 bicycles have 4 wheels, and 3 bicycles have 6 wheels. How many wheels do 4 bicycles have? (Function Tables , Function Tables 2 )
Data Analysis, Statistics, and Probability
3.1 Construct, read, and interpret displays of data including tables, charts, pictographs, and bar graphs.3.1a Organize and display data using tallies, bar graphs, pictographs, or tables.
3.2 Interpret data using the concepts of largest, smallest, most often, and middle.
3.2a Determine the mode from a given a set of numbers, the mode is the number that occurs most often.
3.2b Use various displays of data, interpret and draw conclusions. (Tally and Pictographs , Bar Graphs )
3.3 Generate, analyze, and make predications based on data obtained from surveys and chance devices.
3.3a Determine which outcomes are the most likely, least likely, or equally likely when using a chance device (for example, a spinner).
3.4 Solve problems using various strategies for making combinations (for example, determining the number of different outfits that can be made using two blouses and three skirts).
3.4a Given pictures, determine all the possible combinations of matching a set containing two elements with a set containing three elements.
Geometry
4.1 Recognize shapes and their relationships (for example, symmetry, congruence) using a variety of materials (for example, pasta, boxes, pattern blocks).4.1a Identify figures which are congruent.
4.1b Identify a line of symmetry for regular polygons and other familiar objects.
4.1c Create a figure with at least one line of symmetry.
4.2 Identify, describe, draw, compare, classify, and build physical models of geometric figures.
4.2a Identify the characteristics of two-dimensional figures (for example, number of sides or vertices, contains a right angle, contains parallel sides). (Geometric Shapes )
4.2b Identify points, lines, and line segments.
4.2c Identify three dimensional figures (for example, cubes, spheres, cylinders, cones and pyramids).
4.2d Identify right angles.
4.2e Create and identify the results of combining or subdividing given geometric shapes (for example, pattern blocks, tangrams).
4.3 Relate geometric ideas to measurement and number sense.
4.3a Find the perimeter of a polygon. (Perimeter )
Measurement
5.1 Know, use, describe and estimate measure of length, perimeter, capacity, weight, time, and temperature.5.1a Use an analog and digital clock, tell time to the nearest 5 minutes. (Telling Time )
5.1b Read and interpret pictorial representations of measurements of length, weight, temperature, and capacity.
5.1c Choose the appropriate tool to measure familiar objects/situations containing length, weight, temperature or time.
5.2 Compare and order objects according to measurable attributes (for example, longest to shortest, lightest to heaviest).
5.2a Compare objects according to the measurable attributes of length, capacity, weight, or temperature.
5.3 Demonstrate the process of measuring and explaining the concepts related to units of measurement.
5.3a Measure the length of objects including the sides of rectangles and squares to the nearest inch and centimeter.
5.4 Use the approximate measures of familiar objects (for example, the width of your finger, the temperature of a room, the weight of a gallon of milk) to develop a sense of measurement.
5.4a Approximate the measurement of familiar objects using standards units (for example, a paper clip is about one inch).
Mathematical Reasoning
6.1 Demonstrate conceptual meanings for the four basic arithmetic operations of addition, subtraction, multiplication, and division.6.1a Using pictures, diagrams, numbers or words, demonstrate addition and subtraction of whole numbers with 2-digit numbers. (Long Addition to 1000 , Long Subtraction to 1000 )
6.2 Add and subtract commonly-used fractions and decimals using physical models (for example, 1/3, 3/4, 0.5, 0.75).
6.2a Using pictures, demonstrate addition and subtraction of proper fractions with common denominators of four or less
6.2b Using money notation, add and subtract commonly used decimals in which sums and differences should not exceed $10.00. (Making Change )
6.3 Demonstrate understanding of and proficiency with basic addition, subtraction, multiplication, and division facts without the use of a calculator.
6.3a Demonstrate understanding of basic multiplication facts of 1's, 2's, 3's, 5's, 10's. (Beginner Multiplication )
6.3b Demonstrate proficiency with basic addition and subtraction facts. (Fast Addition , Fast Addition Reverse , Fast Subtraction , Mixed Addition and Subtraction )
6.4 Construct, use, and explain procedures to compute and estimate with whole numbers.
6.4a Use estimation strategies with whole numbers prior to performing the operations of addition and subtraction (for example, front-end estimation, estimation by rounding, friendly numbers, flexible rounding, clustering). (Rounding Numbers , Estimated Addition , Estimated Subtraction )
6.4b Demonstrate three basic operations of whole numbers (for example, addition and subtraction of three digits, and multiplication of multiples of ten by 1, 2, 3, 5). (Addition Grouping , Long Addition to 1000 , Long Addition , Long Subtraction , Multiplication By One Digit , Basic Addition to 1000 , Basic Subtraction to 1000 , Long Subtraction to 1000 )
6.5 Select and use appropriate methods for computing with whole numbers in problem-solving situations from among mental arithmetic, estimation, paper-and-pencil, calculator, and computer methods
6.5a Given a real world problem-solving situation, use addition, subtraction, or multiplication to solve the problem. (Basic Word Problems )
6.5b Determine from real-world problems, whether an estimated or exact sum, difference, or product is acceptable. (Estimated Multiply Divide Word Problems )
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