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Los Angeles County Office of Education
Assessment for the California Mathematics Standards Grade 3
Assess scholars' knowledge with a 22-page assessment that covers place value, patterns, probability, estimation, measurement, geometric figures; and their ability to add, subtract, multiply and divide proficiently.
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Subtracting Mixed Numbers
In this math instructional activity, students subtract mixed numbers. Students find common denominators. They subtract the fractions and whole numbers.
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Fractions Made Visible
Students practice using fractions "on the job." They explain the importance of fractions.
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New: Fun with Fractions
Third graders determine that the larger the denominator the more parts the whole is being divided into. They use fractions to communicate and compare parts of the whole. They discover what the numerator and denominator of a fraction...
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Adding and Subtracting Fractions with Like Denominators
Students add or subtract fraction parts of mixed numbers before adding or subtracting the whole number parts. In this fractions lesson, students learn to use a ruler to help them add and subtract fractions with like denominators.
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I'll Halve S'More, Please!
An episode of Cyberkids is shown, and learners interact with web based activities to discover how fractions are parts of a whole. They study the names of fraction parts, add and subtract fractions, and recognize equivalent fractions.
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Number Operations
Inject fun into your math review! Pupils review basic math operations with decimals as well as addition and subtraction with simple fractions. In this number operations lesson, students work in groups to create a game for the math skill...
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Adding and Subtracting Like Mixed Numbers (9)
In this adding and subtracting mixed numbers worksheet, students add whole numbers and fractions with common denominators. Students solve 10 problems.
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Adding and Subtracting Decimals
Learners practice adding and subtracting numbers with decimals. In this decimals lesson plan, students use grid paper and money to learn how to add and subtract decimals.
Common Core, Inc.
Multi-Digit Whole Number Subtraction
A thorough exploration into subtracting multi-digit numbers, this series of lessons is an excellent way to guide learners of any skill level. With a step-by-step lesson plan and straightforward assessment tools, kids are sure to...
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Math: Decimals / Money #1 (10-99)
In this elementary math worksheet, students review subtracting decimals as they complete 25 problems. The problems require students to subtract digits ranging from 10-99.
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The Math Lesson 1: Fractions
In this fractions practice worksheet, students use their problem solving skills to solve 275 problems that require them to add and subtract fractions and mixed numbers.
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Fraction Strips: Adding Fractions
Third graders problem solve using fraction strips. In this adding fractions lesson, 3rd graders create fraction strips to help identify fractional sizes (fourths, eighths, thirds) and to solve word problems.
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Chocolate Math
Young scholars utilize chocolate to identify parts of a whole. In this fractions lesson, students discover the vocabulary associated with fractions and practice dividing a chocolate bar into pieces based on fraction problems....
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Fractions: Adding Same Denominator
In this math worksheet, students look for the answers to the addition with fractions of the same denominator. There is a button at the top of the page for the answers.
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Real-Life Problems
Money math comes up in real life all the time, so be sure scholars are ready for the challenge with these word problems. They use multiple math operations to solve and show work for each one. There is an example to get them started...
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I'll Halve S'More, Please!
Learners describe a fraction in terms of sharing parts of a whole. They understand the meaning of the parts of a fraction and add and subtract like fractions. They apply fractions to problem situations and recognize and use equivalent...
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Decimals in the Garden
For this math worksheet, students are given pictures of garden tools and prices (in pounds). They select the items they would like to purchase for their garden and calculate the cost to buy these items. Students may use the internet to...
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Puzzling Perimeters
Third graders use estimation, fractions and decimals to determine the perimeter of objects in the classroom. They are given a worksheet with a list of the items on it. The worksheet has columns beside each of the items for estimation and...
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Adding Decimals with Hundredths
In this adding decimals worksheet, students add numbers with decimals in the hundredths place. Students complete 4 sets of problems.
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Subtraction Shopping
Students subtract two digit numbers. They check each other's answers for accuracy.
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Fraction King Lesson Plan
Pupils combine imagination, block manipulation, and computer applets to investigate fractions.
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Donut Dinero
Students set up a classroom currency exchange and explore the idea of bartering to get what they want. They create a monetary unit that is based on fractions and multiples of a standard unit, and compare this system to the U.S. monetary...
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My Math Curse!
Math novices examine how math can help them in real-world situations. They listen to the book The Math Curse by Jon Scieszka, solve various word problems from the book, explore various math websites, write original math word problems,...
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