## SMECO Math

**Guide for Elementary Mathematics Challenge**

Sponsored by Southern Maryland Electric Cooperative (SMECO)

Grade 4

Grade 4

Most questions will be presented in a problem-solving or word problem format; all

questions are based on the Maryland Learning Outcomes. The content will be selected

from the following areas:

**Number Sense**

o Find and use multiples, factors, and rules of divisibility

o Compare and order whole numbers, fractions, and decimals

o Rename fractions, decimals, and percents

o Solve and use exponents

o Recognize prime and composite numbers Operations

o Compute with whole numbers, fractions, and decimals

o Estimate with addition, subtraction, and multiplication

o Compute with money

**Geometry and Measurement**

o Find area of rectangle, triangle

o Find perimeter of any polygon]

o Find and use elapsed time

o Use spatial sense to solve problems

o Choose the appropriate unit of measurement

o Use equivalent units within the same system

o Identify slides, flips, and turns.

o Identify and describe the attributes of solid figures

o Classify two- and three- dimensional figures by sides, angles, and faces

**Statistics and Probability**

o Find mean, median, mode, and range

o Interpret information from charts and graphs (stem and leaf plot, line

plot, line graph)

o Analyze and interpret circle graphs

o Find probability of independent events

o List all possible outcomes of an activity with a limited number of possible results

**Other Topics**

o Addition and subtraction of integers

o Patterns, sequences, and number relationships

o Solve simple algebraic number sentences

**Grade 5**

o The fifth grade challenge may include all of the objectives from the fourth grade,

presented at a more difficult level, plus the following outcomes:

o Find square root of a number /

o Solve number sentences using order of operations

o Solve a proportion with a missing term

o Find the volume of a rectangular prism

o Find the percent of a number

o Write the rule for a given function table

o Write numeric expressions in equivalent forms

o Draw circles, squares, triangles, and rectangles given their dimensions

o Identify, classify, measure, and draw acute, right, and obtuse angles

**Team Questions**

The team portion of the challenge will incorporate the above-mentioned objectives

into a mini-task format. Students will need to review problem-solving strategies

such as those listed below, as well as working together as a team and sharing

responsibility for the answers.

o Guess and Check

o Use a pattern or sequence

o Solve a simpler problem

o Use logical reasoning

o Draw a picture

o Work backwards

o Make a chart or table

o Act out or use manipulatives