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Assessment
Noyce Foundation

Mixing Paints

For Teachers 6th - 7th Standards
Let's paint the town equal parts yellow and violet, or simply brown. Pupils calculate the amount of blue and red paint needed to make six quarts of brown paint. Individuals then explain how they determined the percentage of the brown...
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Lesson Plan
Curated OER

Fractions and Decimal Equivalents: Fifth Grade

For Teachers 5th
Sometimes a skeleton is all you get. This lesson outline provides teachers with a basic lesson flow. Pupils will pre-test, order place value names, use manipulatives, and build and compare numbers. How this is to be done is not...
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Lesson Plan
Curated OER

Drop it or not?

For Teachers 4th - 6th
Students explore fractions. In this fraction lesson, students play an interactive game and use manipulatives to practice working with fractions.
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Worksheet
Curated OER

Numerical Analysis/ Examples of Round Off Errors

For Students Higher Ed
In this math instructional activity, students practice computing the errors for rounding off and use the skill of analysis to find the true solutions.
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Worksheet
Curated OER

Square Roots and Real Numbers

For Students 9th
In this square roots and real numbers learning exercise, 9th graders solve and complete 12 different problems that include types of numbers. First, they find each square root, rounding to the nearest hundredth. Then, students evaluate...
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Worksheet
Curated OER

Writing Fractions as Decimals

For Students 5th - 6th
In this fractions to decimals worksheet, learners write a set of 6 given fractions as decimals, rounding to five decimal places. A reference web site for additional resources is given.
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Worksheet
Curated OER

Converting Fractions to Decimals

For Students 9th
In this Algebra I worksheet, 9th graders convert fractions to decimals rounding to the indicated decimal place. The one page worksheet contains six questions. Answers are not included.
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Lesson Plan
Curated OER

Scale Drawing Lesson Plan

For Teachers 5th - 7th
Students calculate actual building measurements from a village map using concepts of ratios and scale in this ten lesson plan mini-unit. They practice measuring angles, multiplying decimals, estimating height and length, and converting...
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Assessment
Los Angeles County Office of Education

Assessment for the California Mathematics Standards Grade 3

For Students 3rd Standards
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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Lesson Plan
Curated OER

Metric Conversion

For Teachers 5th - 8th
In this metric conversion worksheet, students problem solve fourteen exercises where they convert fractions to decimals and decimals to fractions.
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Worksheet
Curated OER

Estimating Expenses

For Students 6th - 8th
In this estimation worksheet, middle schoolers estimate expenses of different items by solving word problems. Students estimate expenses for 5 problems.
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Worksheet
Curated OER

Percent of Change

For Students 8th - 10th
In this algebra instructional activity, students convert between percents and decimals. They calculate sales tax, discounts and relative errors. There are 4 questions with an answer key.
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Lesson Plan
Curated OER

Ready to Round

For Teachers 1st
First graders are introduced to the concept of rounding to the nearest ten through the use of a number line created from a hundreds chart.
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Lesson Plan
Curated OER

Subtracting Whole Numbers and Decimals

For Teachers 4th - 5th
In this math worksheet, students learn to subtract whole numbers and decimals. Students are given step by step directions on how to solve one sample problem, then complete 5 examples on their own. Example: 6.57 - 3.28. There is...
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Lesson Plan
Curated OER

Decimals: Collaborative Lesson

For Teachers 5th - 6th
Students explore mathematics by participating in a group activity. In this number value lesson, students identify the uses for decimals and how to best estimate whole numbers based on decimals and fractions. Students collaborate with...
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Lesson Plan
Curated OER

Mental Money

For Teachers 3rd - 4th
Learners access prior knowledge to round numbers and add decimals. In this mental math lesson plan, students share the book Betcha and calculate estimates for three jars based on the book. Learners calculate money answers based on coins...
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Lesson Plan
Curated OER

Why Guess When You Can Estimate

For Teachers 3rd - 6th
They apply various strategies in their estimations. They analyze the differences between guessing and estimating. They estimate the number of beans and jellybeans in egg cartons and jars respectively.
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Lesson Plan
Curated OER

Solving Problems

For Teachers 2nd
Second graders become familiar with need strategies for computation of money problems and estimating sums. In this computation instructional activity, 2nd graders solve real life problems to understand estimation and money problems.
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Lesson Plan
Curated OER

Making Change

For Teachers 2nd
Second graders explore how to incorporate a new type of technology, the cash register and/or a calculator, as a motivational tool for solving real life problems. They practice estimating money and counting back change from $20.00.
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Lesson Plan
Curated OER

Measurement Scavenger Hunt

For Teachers 5th - 7th
Students review estimation, measurement, fractions, decimals while familiarizing themselves with a new classroom at the beginning of the year.
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Worksheet
Curated OER

Decimals: Worksheet 2

For Students 3rd - 5th
In this decimal activity, students solve a total of 31 decimal problems including: writing decimals, determining the smaller of 3 decimals, determining place value, rounding, filling in missing numbers and word problems.
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Worksheet
Curated OER

Decimal word problems

For Students 4th - 8th
For this decimals worksheet, students complete word problems having to do with decimals up to 4 digit numbers. Students complete 10 multiple choice problems.
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Interactive
Curated OER

Decimal Rounding

For Students 5th - 6th
In this decimal worksheet, students round decimal numbers to a place given and submit answers on-line. Students use the tab button to progress to the next question. 
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Lesson Plan
Curated OER

Money Game

For Teachers 4th
Fourth graders give change of one dollar.  In this decimal and fractions instructional activity, 4th graders receive fake coins and discuss what they could purchase with them.  Students go for a walk and spend one dollar and  get their...

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