Curated OER
Least Common Multiple
Give students detailed instructions on how to find the Least Common Multiple as well as practice with this thorough introductory worksheet. Instructions for this worksheet include an explanation of both guess and check as well as prime...
Common Core Sheets
Comparing Numerically (Different Denominator)
Compare fractions with different denominators in a handy Common Core based worksheet. Fourth graders decide which fraction is larger or smaller based on the parts that make up a whole (denominator) and the parts being described...
Curated OER
Discovering Differences Between Internet Search Engines
Learners explore the differences in search engines available on the Internet. Most users are unaware of the differences between search engines. Some sample larger or smaller portions of the World Wide Web than others.
Curated OER
Subtraction
Students explore subtraction. In this mathematics activity, students practice how to subtract numbers from 20, 100 and other whole numbers. Students realize that there are number bonds which can help with subtraction like 3 and 17 bonds...
Curated OER
Mystery Math
Here is an interesting "trick" your young mathematicians can perform. They are taught how to find any number's "digital root," by following a set of detailed instructions. The process works for any number, and is the type of math puzzle...
Curated OER
Ordering Numbers
For this recognizing number sequencing worksheet, students fill in the blanks with numbers just before, just after, and between given numbers, compare two numbers to identify if the correct words are is equal to, is less than or is...
Illustrative Mathematics
How Many Leaves on a Tree?
This is great go-to activity for those spring or fall days when the weather beckons your geometry class outside. Learners start with a small tree, devising strategies to accurately estimate the leaf count. They must then tackle the...
Curated OER
Investigation - Square Numbers and Triangle Numbers
Fifth graders investigate growth patterns using blocks. In this square and triangle numbers lesson, 5th graders predict sizes of larger triangles and squares based on numerical patterns they observed while building.
Curated OER
Arithmetic with Positive and Negative Numbers
In this arithmetic with positive and negative numbers worksheet, students 5 multi-step problems. Students find the sum of positive and negative integers. Students practive multiplying and dividing positive and negative integers.
Curated OER
Multiplying Mixed Numbers Worksheet
To practice multiplying fractions and mixed numbers, students choose a starting whole number and multiply it by a mixed number. Students then answer a number of questions about ratios for different problems. This worksheet is intended...
Curated OER
Change a Fraction to a Decimal
Upper elementary and middle schoolers change six fractions to decimals. The fractions involve one and two digit numbers. Pupils divide the larger number into the smaller, continuing the computations for six decimal places so they can...
Virginia Department of Education
Biotechnological Issues and Bioethics
Culminate a bioethics unit with the implementation of a lesson that incorporates the Socratic method to encourage class feedback and participation. Pupils participate in a discussion on bioethics and morality, complete a writing seminar,...
Illustrative Mathematics
Comparing Rational and Irrational Number
Algebra learners must know how to use rational numbers to approximate irrationals. This resource asks participants to decide which number is larger without using a calculator. It makes a great exercise to use as a five-minute transition...
Curated OER
Changing Improper Fractions to Mixed Numbers
In this fractions and mixed numbers worksheet, students change 10 improper fractions to mixed numbers. Answers and hints are available on-line; a reference web site for additional resources is given.
Curated OER
Racing Along the Number Line
Manipulatives and visual models really help youngsters understand mathematical concepts. One activity provided here gives every learner their own white board and accompanying number. Then learners have to put themselves in order, holding...
Curated OER
Periodically Puzzling
In this periodic table worksheet, learners use the list of coded letters and clues that correspond to the represented elements in the first four periods of the periodic table to complete the chart at the bottom of the sheet. They...
Curated OER
The Long and Short of It
Fourth graders play a variety of ordering games to identify place value in whole numbers and decimals. They consider the importance of place value in dealing with money.
Curated OER
Fractions: Jim and John
Elementary and secondary learners investigate various concepts related to the study of fractions. They use word problems during the introduction to parts of a fraction and proceed to some of the basic operations of using fractions. The...
Curated OER
Anchoring Numbers to Five and Ten
Students complete activities to relate numbers to each other. For this number connection lesson, students count number sets, count forward and backward, and complete other number recognition activities to learn how numbers are related.
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Negotiate the mind field
In this fractions worksheet, students lead their troops through the land mines by moving from smaller fractions to larger fractions along a grid. Students complete 21 steps.
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Teenagers
In this fast-paced activity, learners identify the order of numbers from 13 to 20. They practice greater than and less than with verbal responses to pairs of numbers. Suggested accompaniments include counting forward and backward to 20....
Curated OER
Multiply Small and Large Numbers
In this multiplication worksheet, middle schoolers multiply numbers with decimals. They multiply numbers smaller and larger than one. This two page worksheet contains twenty-four problems. Answers are provided on the last page.
Curated OER
Narrow it Down: Numbers
Elementary learners of all ages utilize their number knowledge by playing a 20 questions style game. They participate in a game in which they ask yes or no questions to a group leader in order to discover which number the leader has...
Curated OER
Number-Line Squeeze
First graders investigate numerals and size by ranking different numbers based upon value. In this number sense lesson, 1st graders practice using the terms smaller, larger, less and more in order to organize numbers on a number line....