Curated OER
Musical Addition
Students place objects on their storyboards to show the equations that they are given. They draw and color objects to show the equations. Students listen to and sing addition songs.
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Addition-Decimals
In this addition worksheet, students solve twenty equations associated with addition and decimals. Students show each step of their work as they solve each equation.
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Decimal Addition Level 1
In this math worksheet, students use the skill of addition with decimals to solve the 12 problems. The key is to line the decimals up correctly.
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The Difference Bar 1
Students use mental strategies to work out the difference between 2 two-digit numbers where the answer is less than ten. They write and solve difference problems where one number is a two-digit number and the other is a single digit...
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Get a Line on Integers
Students explore number sense by completing math function problems in class. In this integers lesson, students define integers and practice plotting them on a number line. Students utilize math functions such as addition and...
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The Number Partner
First graders study number pairs and identify number pairs that sum to numbers from 10 to 30. They use number pairs to solve addition and subtraction problems. They make sensible estimates and check the reasonableness of answers.
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Visual and Number Patterns
Fourth graders develop strategies for identifying geometric and number patterns. For this mathematical patterns lesson, 4th graders use pattern blocks to make repeating patterns with numbers and shapes. Students then explore number...
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In and Out Function
Third graders examine how to solve in and out function problems, or mystery numbers. They analyze a variety of mystery number problems together and extend the patterns. Students then independently complete a Mystery Number activity...
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Adding and Subtracting Integers
Students add and subtract integers. In this algebra lesson, students add, subtract, multiply and divide integers. They apply the properties of numbers as they solve equations.
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Money for starters
Students compare the values of coins and paper money. They read prices, read and write any 2-digit number. They model and explain addition calculations with a sum of up to 20.
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Completing the Next Hundred
In this hundreds worksheet, students fill in the missing addend and complete the hundred numbers at the end of the problems. Students complete 3 sets of problems.
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Adding Decimals
In this adding decimals worksheet, learners solve 10 problems in which decimal numbers to the hundredth place are added. Some problems will need to be rewritten vertically.
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Adding Decimals with Hundredths
In this adding decimals worksheet, learners add numbers with decimals in the hundredths place. Students complete 4 sets of problems.
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Add or Subtract
In this addition and subtraction worksheet, students add and subtract whole numbers and fractions and reduce the answers to the lowest terms. Students complete 4 problems.
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Simplifying Fractions
In this simplifying fractions worksheet, students solve and complete 10 various types of problems. First, they write the fractions in simplest form and find the lowest common denominator for each pair. Then, students change the improper...
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Percentages
In this percentages learning exercise, 6th graders solve and complete 13 various types of problems. First, they convert the percentages to fractions and simplify. Then, students convert the percentages to decimals. In addition, they find...
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Students' Strides
Complete problems using base ten blocks to see the difference in the place value of a decimal and how it affects a number's value. Learners compare decimal values as well. Ample time for discussion and modeling are allowed in the...
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Fraction Food Frenzy
Students study addition of fractions with like denominators using illustrations and problem solving.
New Zealand Ministry of Education
Properties of Operations
Learners consolidate and extend understanding of simple properties of the four arithmetic operations. They use these properties as an aid to easy calculation. They discover and use some more complex properties of addition, subtraction,...
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Basic Mathematical Operations Using Math Tiles
Practice addition, subtraction, multiplication, and division using tiles as manipulatives. In this math operations activity, young learners choose the appropriate sized tiles, arrange them according to directions given by the teacher,...
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Estimate, Solve, and Check
Young scholars estimate, solve, and check a series of addition and subtraction number and word problems. They write their estimates on a recording sheet, compute and write the answer in the next column, and check their answer with a...
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Fraction City
Learners calculate equivalent fractions, solve the addition of fractions of like and unlike denominators, and compare fractions using fraction strips. They fold paper strips into equal parts, thirds, sixths, ninths, and twelfths, and...
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How Much?
It's time to go back over all that your class has learned about decimals, fractions, and percentages! To do so, individuals solve story problems that involve addition, subtraction, multiplication, and division with decimals, explain how...
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Number Sentences
Fifth graders become familiar with problem solving strategies of guess and check and working backwards. They demonstrate the basic concepts of addition, subtraction, multiplication, and division using a math sentence.