Curated OER
Add and Subtract Decimal Hundredths [I]
In this decimal worksheet, students add or subtract a total of 32 problems, all either adding or subtracting decimal hundredths.
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Multiplying by Multiples of Negative Powers of Ten (A)
In this math worksheet, students multiply numbers that are powers of ten by a whole number and then by decimals. There are four related problems in a set. The first problem involves the whole number multiplication, following problems...
EngageNY
Estimating Digits in a Quotient
Boiling down any division problem to a one-digit divisor problem sure makes estimation easy. The lesson shows how to estimate division problems by using place value understanding and basic arithmetic facts to simplify the division. Some...
Curated OER
Decimal Fractions with a Calculator
In this decimals worksheet, students write what they had to do to change decimal numbers to other decimal numbers. Students complete 28 problems where they write if they added, subtracted, multiplied, or divided.
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Mode, Median, and Mean
Students define mode, median and mean, and perform mathematical operations to determine these 3 terms. In this statistics/math lesson, students practice memory strategies to help distinguish between mode, median, and mean. Students apply...
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My Thanksgiving Book
In this decimal addition activity, 3rd graders supply the missing number to make a set of problems true. Answers are available online.
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Decimal Addition and Subtraction
In this decimal addition and subtraction worksheet, students use a computer program for initial instruction, then complete 22 problems with decimals.
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What a Square
Students examine the painting "Old Man With A Gold Chain" by Rembrandt. They identify geometric shapes in the painting, measure these shapes and compare the relationships of these measurements.
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Decimal Addition-Missing Addends #2
For this decimal addition worksheet, students supply the missing addend necessary to arrive at a given sum. Page includes an answer link.
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Adding Ten Tiles I
Students practice this problem that needs a certain amount of experimentation (trial and error) to get any answer at all. In the process they practice their basic number facts. However, to get the complete set of answers Students need to...
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Restaurant Bills- Working With Money
In this consumer math activity, learners working in small groups allow one member to choose two items. They add up the prices either mentally or using pencil and paper. They announce the answers in order to check the work.
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Think of a Number
In this math instructional activity, students engage in a mental math activity. Student think a number and follow several computations with that number and always come up with the answer 9. Students discuss why this happens.
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Decimal Fractions of a Set
Sixth graders practice problem solving equations of fractions, ratios and proportions, addition and subtraction stage 6 as well as advanced additive. Emphasis is placed on decimal fractions and then they convert fractions to decimals.
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Target 15.287
Fourth graders participate in a math game in adding numbers from one up to ones of thousands or decimal numbers from thousandths to ones with the roll of a pair of dice in advanced additive to advanced proportional stages six and eight....
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Energy Choices
Students figure the best gas prices. In this math instructional activity, students add and multiply with decimals. Students complete a worksheet to find which supplier offers the best gas prices.
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I'll Have an Order of Subtraction Please!
Students explore number values by completing consumer math worksheets. In this math functions lesson, students identify the use of a decimal in numbers and the place values that are represented when dealing with money. Students complete...
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Integers and Fractions
Young scholars perform operations using positive and negative numbers as well as operations with fractions in various forms. They identify common decimals and their fraction equivalents while converting fractions to decimal form.
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The Function Box
Learners explore arithmetic and numerical patterns. After observing a teacher created function box, students describe a pattern and predict what will "come out" of the function box. They explore patterns such as geometric shapes,...
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Fractions
Fourth graders explore fractions. They use Skittles and M&M's to practice adding and subtracting fractions. Students review the numerator and the denominator of fractions. They count the number of each color of Skittles and M&M's...
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Easy Fraction Game
Fourth graders practice adding fractions that match the descriptions eg. 1/8 + 1/4' add to less than 1'. They assess this assignment as a class starter or as an independent game in advanced multiplicative stage seven. Each student rolls...
Shodor Education Foundation
Tree Diagrams and Probability
Aspiring statisticians create tree diagrams and figure probabilities of events based on those diagrams. They practice adding and multiplying fractions and explain complementary probabilities. Students use computers activities to make...
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Let's Go Consumer Shopping
Second graders rotate through various centers designed to practice consumer math skills. They complete a task card at stations simulating consumer transactions that would take place at toy store, grocery store, restaurant or school store.
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Numbers Make Sense
Second graders explore number values by completing estimation problems in class. In this place value lesson, 2nd graders identify the use of decimals in numbers and how they relate to fractions or parts of a whole. Students utilize flash...
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Subtraction Decimals
In this math worksheet, students subtract the decimals while taking special care to keep the decimals in the correct place value. The answers are also available.