Ohio Resource Center

# Problem Corner

Browse all rich problems in mathematics:
 --Select a Topic-- Algebra - Patterns, sequences - Commutativity, associativity, other properties - Polynomials, Expressions - Equations - - Linear - - Quadratic - - Systems of equations - Graphing, usual coordinate system - Inequalities - Functions - - Linear - - Quadratic - - Non-linear (Exponential, Logarithmic, Step, etc.) - Trigonometry (including polar coordinates) Applications Assessment Calculus, pre-calculus Discrete mathematics Geometry - Plane Figures (2-D) - Solid Figures (3-D) - Area - Surface area, volume - Points, lines, segments, angles - Symmetry - Congruence - Similarity - Circles - Conic sections - Models, construction - Non-Euclidean geometry - Transformations (translations, rotations, reflections, dilations) Measurement - Length, distance, height - Weight, mass - Time - Money - Perimeter - Units, conversion Numbers and operations - Whole numbers (counting, operations) - Equivalence, comparing, ordering - Estimation - Fractions, rational numbers - Decimals - Integers - Percents - Exponents, roots - Real numbers - Complex numbers - Vectors and matrices Problem solving Ratio and proportional relationships Reasoning and proof Probability - Simple probability - Conditional probability - Decision making Statistics - Data display - Mean, median, mode - Data analysis, interpretation --Select a Grade-- Kindergarten 1 2 3 4 5 6 7 8 9 10 11 12
 Results 41 - 50 of 595: Return to Problem Corner Discipline(s): MathematicsResource Type(s): Content Supports — Activities and rich problems
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41
What Is the Average Birth Month?
ORC# 10113
Resource Information
Resource Type: Content Supports -- Activities and rich problems
Discipline: Mathematics
Professional Commentary: Students are asked to find the average birth month. Analysis of the data and examination of just what “average” means in the case of months leads to the mode being selected as the best way to find an "average" with categorical data....
42
Exploring Variables and Real Numbers
ORC# 10115
Resource Information
Resource Type: Content Supports -- Activities and rich problems
Discipline: Mathematics
Professional Commentary: This set of questions is intended to give the teacher and students an appraisal of the level of individual students' understanding of variable expressions and the relationship of numbers to the number line. These questions provide a rich opportunity for students to explore ideas about number and variable in a thought-provoking context....
43
Jeopardy Algebra
ORC# 10122
Resource Information
Resource Type: Content Supports -- Activities and rich problems
Discipline: Mathematics
Professional Commentary: In the game of Jeopardy the answer is given and the contestant must supply the question. In Jeopardy Algebra the solution of an equation is given, and students must write an equation and then solve it to get the given solution....
44
Linearity in the World Around Us
ORC# 10123
Resource Information
Resource Type: Content Supports -- Activities and rich problems
Discipline: Mathematics
Professional Commentary: Several real-world situations motivate the study of linear functions, their parameters, and behaviors. The contextual situations lead to the abstraction of function and provide tools for understanding and long-term memory....
45
The Commuter
ORC# 10124
Resource Information
Resource Type: Content Supports -- Activities and rich problems
Discipline: Mathematics
Professional Commentary: This problem, at first blush, looks like a fairly typical distance-rate-time problem and is a good one to pose after students have worked a few DRT problems. Drawing a diagram will help the students reason out the solution....
46
Recursive Explorations With Number Cycles
ORC# 10125
Resource Information
Resource Type: Content Supports -- Activities and rich problems
Discipline: Mathematics
Professional Commentary: A number cycle is a repeating number pattern. For instance, the sequence 1, 3, 5, 7, 1, 3, 5, 7, 1, 3, 5, 7 ....
47
Pizza Crusts and Painted Cubes
ORC# 10126
Resource Information
Resource Type: Content Supports -- Activities and rich problems
Discipline: Mathematics
Professional Commentary: Students use inductive reasoning to generalize a rule for the number of pieces of pizza cut from square pizzas that have crust on 0 sides, 1 side, or 2 sides. Using area, students can confirm the resulting polynomial is correct....
48
Functions Derived From Data
ORC# 10127
Resource Information
Resource Type: Content Supports -- Activities and rich problems
Discipline: Mathematics
Professional Commentary: Scientists who study real-world relationships often gather numerical data as an integral part of the scientific process. The business person will do the same thing before making a decision that has monetary ramifications....
49
A Clever Method for Factoring Trinomials
ORC# 10128
Resource Information
Resource Type: Content Supports -- Activities and rich problems
Discipline: Mathematics