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Solutions of a Linear Equation
Use the distributive property to solve equations. The sixth lesson in a 33-part series has scholars solve equations that need to be transformed into simpler equations first. Class members apply the distributive property to the equations...
Curated OER
Make 10: Addition Strategy
What a brilliant way to present this topic! This presentation uses counters and an interactive techniques to show young mathematicians how to add numbers by creating groups of ten. The graphics make it easy to understand this concept....
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Selling Fuel Oil at a Loss
Learners are asked to advise a fuel oil dealer on a possible investment. They must use two different rates to set up an equation and solve to determine how much oil he should sell now to break even after selling the remainder the next...
Illustrative Mathematics
What is a Trapezoid? (Part 1)
Challenge your class to construct a definition for trapezoids. Looking at four examples and four non-examples, students individually create definitions and use them to classify an unknown shape. Allow for small group and whole-class...
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Prime and Composite Numbers with use of manipulatives (Elementary, Mathematics)
Students learn what prime and composite numbers are. They learn how to identify them by working in a group and demonstrating an understanding of one work problem with 100% accuracy using the manipulatives provided.
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Place Value for Whole Numbers
Fourth graders, in groups, explore place value for whole numbers. They explore how to use base-ten materials to make sense of place value in the tens and ones column. They also explore whole-number patterns by using base-ten materials.
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Model Numbers to 100
In this numbers worksheet, students solve 6 word problems, using picture models of cubes. Problems are set up using groups of ten.
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Count by Grouping Into Tens
In this counting by grouping worksheet, students group shapes into tens by circling either groups of 5 or ten in ech. A reference website for additional resources is given.
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Mix Freeze Group
Pupils practice division. In this division lesson plan, students are the numbers for your division problem. You begin with the number of pupils in the class, have students mix until you call freeze. Announce the group size and then...
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Finding Patterns with the Hundreds Chart
Students review their numbers up to one hundred. Using a chart, they compare and predict patterns that might be in the numbers. They practice skip counting and grouping numbers. Using a spreadsheet, they graph different sets of numbers...
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Counting in Groups of Ten
In this place value and counting activity, students count the groups of ten dots in each of 6 examples. They count ten dots, and circle them. They count how many groups of ten they get, and how many dots are left over before recording...
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Tens and Ones Grouping Worksheet
In this place value worksheet, students solve 3 problems that require them to create 2-digit numbers using the math shape counters.
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Numerical Analysis: Machine Representation of Numbers
In this machine representation of a number worksheet, students explore definitions such as floating-point, round-off error, binary representation of a number, mantissa, and sign bit. They identify significant digits and determine how...
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Fractional Parts of a Group
For this fraction worksheet, students use counters to find answers to 6 problems, all asking for a fractional part of a whole number. Houghton Mifflin text is referenced.
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Two-Digit Addition With Regrouping
Second graders practice two-digit addition with regrouping. In this addition lesson, 2nd graders use craft sticks to solve two-digit regrouping problems. Students solve problems on the chalkboard.
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Average of Numbers
Fourth graders find the average of a set of numbers. In this math lesson, 4th graders add up a group of numbers and divide by the amount of numbers there are. They complete a worksheet and work in groups to find the averages in multiple...
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Grouping Three Times
In this addition practice learning exercise, students solve 6 problems that require them to add 4-digit numbers to 3-digit numbers. Students identify the problems that required them to group 3 times and write and solve their own addition...
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After Worksheet - Numbers
For this before/after numbers worksheet, students fill in blanks with numbers that come after others given. A website reference for additional resources is given.
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Matching Sets and Numbers
In this early childhood math practice worksheet, students count the 4 groups of toys and then match them to the numerals 11, 12, 13, or 14.
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Challenging Inequalities Group Work
In this inequalities activity, students collaborate in groups to solve eight multi-part challenging inequality problems. These problems are not designed to be finishes, but rather as a platform for group discussion regarding how to solve...
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Before Worksheet - Numbers
In this before worksheet, learners fill in blanks in number sequences with numbers that come before those given. A website reference for additional resources is given.
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5th Grade Math Number Sense
In this grade 5 number sense worksheet, students complete a total of 25 problems covering a wide range of 5th grade math number sense concepts. Answers are included.
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Working With Negative Numbers: Adding and Subtracting with a Number Line
In this math worksheet, students practice addition and subtraction of positive and negative numbers using a number line to help. The 30 problems are written as questions in words.
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Subtract 2 From Numbers 2-5
For this subtraction worksheet, 3rd graders draw items to show the first number, circle and cross out a group of 2. They write how many are left on the blank lines.