CK-12 Foundation
Ck 12: Arithmetic: Tip Estimation
[Free Registration/Login may be required to access all resource tools.] In this lesson students estimate 15% of a total price to estimate tips. Students examine guided notes, review guided practice, watch instructional videos and attempt...
CK-12 Foundation
Ck 12: Arithmetic: Comparison of Fractions, Decimals, and Percents
[Free Registration/Login may be required to access all resource tools.] Order fractions, decimals, and percents by comparing them in the same form.
CK-12 Foundation
Ck 12: Arithmetic: Decimals as Percents
[Free Registration/Login may be required to access all resource tools.] Convert given decimal values into percentages.
CK-12 Foundation
Ck 12: Arithmetic: Percent Equation to Find Part A
[Free Registration/Login may be required to access all resource tools.] Use the percent equation to find part a.
CK-12 Foundation
Ck 12: Arithmetic: Proportions to Find Base B
[Free Registration/Login may be required to access all resource tools.] In this lesson students use the cross products of proportions to find base b in percent problems. Students examine guided notes, review guided practice, watch...
CK-12 Foundation
Ck 12: Arithmetic: Proportions to Find Part A
[Free Registration/Login may be required to access all resource tools.] In this lesson students use a proportion to find part a of the percent proportion. Students examine guided notes, review guided practice, watch instructional videos...
CK-12 Foundation
Ck 12: Arithmetic: Small and Large Percents as Decimals
[Free Registration/Login may be required to access all resource tools.] In this lesson students rewrite percents less than one or greater than 100 as decimals. Students examine guided notes, review guided practice and attempt practice...
CK-12 Foundation
Ck 12: Arithmetic: Total Bill Including Tip and Tax
[Free Registration/Login may be required to access all resource tools.] In this lesson students calculate total bills including tips and taxes. Students examine guided notes, review guided practice, watch instructional videos and attempt...
CK-12 Foundation
Ck 12: Arithmetic: Simple Interest
[Free Registration/Login may be required to access all resource tools.] In this lesson, students find total amounts using the formula for finding simple interest. Students examine guided notes, review guided practice, watch instructional...
CK-12 Foundation
Ck 12: Arithmetic: Simple Interest
[Free Registration/Login may be required to access all resource tools.] In this lesson, students solve real-world problems involving simple interest by using problem-solving strategies. Students examine guided notes, review guided...
CK-12 Foundation
Ck 12: Arithmetic: Percent Equations Grades 9 10
[Free Registration/Login may be required to access all resource tools.] Use the percent equation to find the part, the rate, and the total.
CK-12 Foundation
Ck 12: Arithmetic: Percent Equations Grade 8
[Free Registration/Login may be required to access all resource tools.] Learn how to solve problems involving percentages by writing an equation.
CK-12 Foundation
Ck 12: Arithmetic: Percent of Change Grade 8
[Free Registration/Login may be required to access all resource tools.] Find and understand the percent of change.
Purple Math
Purplemath: Converting Between Decimals, Fractions, and Percents
Scroll down to just below the middle of the lesson for an in-depth lesson on converting fractions to percents. Works through numerous examples step by step and shows what happens when the "decimal expansion" doesn't end when converting.
Lawrence Hall of Science
The Math Page: Skill in Arithmetic: Percents Are Ratios
This Math Page tutorial explains how percents are ratios and then features a practice exercise.
Education Development Center
Tune in to Learning: Multiple Percents
Have you ever seen an item that you wanted on sale for 15% of its original price? Have you tried to figure out what the sale price would be? Using this interactive lesson from T.V. 411, you can learn to calculate discounts with percentages.
McGraw Hill
Glencoe Mathematics: Online Study Tools: Ratio, Proportion, and Percent
Students show comprehension of basic arithmetic skills. The online test assesses scholars on ratios, proportions, and percents.
Lawrence Hall of Science
The Math Page: Skill in Arithmetic: Multiplying and Dividing by Powers of 10: The Meaning of Percent
This excellent math resource explains and defines the meaning of percent. Multiplying and dividing by a power of 10 is incorporated as a preview to understanding scientific notation.
Lawrence Hall of Science
The Math Page: Skill in Arithmetic: Percent of a Number
This Math Page tutorial explains how to find the percent of a number and features a practice to check comprehension.
Lawrence Hall of Science
The Math Page: Skill in Arithmetic: Percent With a Calculator
This tutorial explains how to use a calculator to find a percent. There is also a practice section at the end of the lesson.
Lawrence Hall of Science
The Math Page: Skill in Arithmetic: Percent With a Calculator Problems
Students practice solving percent problems. To see the answers learners need to roll their mouse over the colored area.
Purple Math
Purplemath: Algebra Resources
Purplemath contains about 40 different lessons on various algebra topics. The lessons are divided into five different sections: preliminary topics, beginning algebra, intermediate algebra, advanced algebra, and word problems. The lessons...
Purple Math
Purplemath: Basic "Percent Of" Word Problems
Demonstrates how to set up and solve 'percent of' word problems such as 'What percent of 16 is 5?'.
Purple Math
Purplemath: "Mixture" Word Problems
Demonstrates, step-by-step and with examples, how to set up and solve 'mixture' word problems.