https://www.khanacademy.org/math/cc-sixth-grade-math/cc-6th-ratios-prop-topic/cc-6th-equivalent-ratios/v/solving-ratio-problems-with-tables-exercise 2023-04-15T06:13:13.904395317Z Solving ratio problems with tables Equivalent ratios have the same relationship between their numerators and denominators. To find missing values in tables, maintain the same ratio. Comparing fractions is easier with common numerators or denominators. Constant speed is represented by a constant ratio between distance and time. Sal Khan video https://cdn.kastatic.org/googleusercontent/fJ0_SWcnRkRBZYjfgH5AVsUAVExBqS4bd2l7P0cxX9erAUd1K1CgOzHAePwNWpQsCe_NXgjqJddHKRO2_zoegpk Solving ratio problems with tables Equivalent ratios have the same relationship between their numerators and denominators. To find missing values in tables, maintain the same ratio. Comparing fractions is easier with common numerators or denominators. Constant speed is represented by a constant ratio between distance and time. https://cdn.kastatic.org/ka-youtube-converted/MaMk6-f3T9k.mp4/MaMk6-f3T9k.mp4 305 Commericial Math https://www.khanacademy.org/math/cc-seventh-grade-math/cc-7th-ratio-proportion/cc-7th-write-and-solve-proportions/v/writing-proportions 2021-06-30T17:51:15Z Writing proportions example Some examples of writing two ratios and setting them equal to each other to solve proportion word problems. Sal Khan video https://cdn.kastatic.org/googleusercontent/xisc9KmFrkxF0_0uKMcnmMnDCL_cW1HohIoYoG7jngQZg8OduAXkRgoQ5N9dDHkWp1WnQkzy4jFZmQzrvx4ZYSY Writing proportions example Some examples of writing two ratios and setting them equal to each other to solve proportion word problems. https://cdn.kastatic.org/ka-youtube-converted/96ZEmUbnuU8.mp4/96ZEmUbnuU8.mp4 351 Commericial Math https://www.khanacademy.org/math/cc-sixth-grade-math/x0267d782:cc-6th-rates-and-percentages/x0267d782:equivalent-representations-of-percent-problems/v/fraction-decimal-and-percent-from-visual-model 2023-05-08T07:03:29.632031759Z Fraction, decimal, and percent from visual model Learn how to convert shaded parts of a square into fractions, decimals, and percentages with ease. Master the skill of representing parts of a whole in different formats, such as simplifying fractions, converting decimals to percentages, and understanding the relationship between them. Boost your math skills and gain confidence in solving real-world problems. video https://cdn.kastatic.org/googleusercontent/V1O2Lrbnylbzcb9VcogqpSjcbC9smmv0sBF-bFqs0WEa9cWAPguypbHfpPmSDKoVGoWAFHAV3YSltd0f1pSaXgem Fraction, decimal, and percent from visual model Learn how to convert shaded parts of a square into fractions, decimals, and percentages with ease. Master the skill of representing parts of a whole in different formats, such as simplifying fractions, converting decimals to percentages, and understanding the relationship between them. Boost your math skills and gain confidence in solving real-world problems. https://cdn.kastatic.org/ka-youtube-converted/wwg052FC_Zw.mp4/wwg052FC_Zw.mp4 213 Commericial Math https://www.khanacademy.org/math/cc-sixth-grade-math/x0267d782:cc-6th-rates-and-percentages/x0267d782:equivalent-representations-of-percent-problems/v/representing-a-number-as-a-decimal-percent-and-fraction 2023-05-08T07:03:29.632031759Z Converting percents to decimals & fractions example Converting percentages to decimals and fractions is a fundamental math skill. To convert 18% into a decimal, simply divide by 100, resulting in 0.18. To express it as a simplified fraction, find the greatest common factor, which in this case is 2, and divide both the numerator and denominator by it, giving us 9/50. Sal Khan video https://cdn.kastatic.org/googleusercontent/AkQV7mvLA_tlCV3GvaghTXDleY0Yt_JVIbtNOp9xtY6LNWr5u-sV3BpgNEV6eZcEo70Fq3zRxd0H1cNEbpIBOu8 Converting percents to decimals & fractions example Converting percentages to decimals and fractions is a fundamental math skill. To convert 18% into a decimal, simply divide by 100, resulting in 0.18. To express it as a simplified fraction, find the greatest common factor, which in this case is 2, and divide both the numerator and denominator by it, giving us 9/50. https://cdn.kastatic.org/ka-youtube-converted/-gB1y-PMWfs.mp4/-gB1y-PMWfs.mp4 212 Commericial Math https://www.khanacademy.org/math/cc-sixth-grade-math/x0267d782:cc-6th-rates-and-percentages/cc-6th-percent-problems/v/finding-percentages-example 2023-05-08T07:03:29.632031759Z Finding a percent Discover how to calculate percentages with this simple method. First, write the problem as a fraction, then simplify it. Next, convert the fraction to a percentage by making the denominator 100. Alternatively, divide the numbers to get a decimal and multiply by 100 to find the percentage. Master this skill for everyday use. Sal Khan video https://cdn.kastatic.org/googleusercontent/pkgIm4TiZ0tViW-Kxj-6PaMmQ0tzFRdBAOgec8ScfiC5kge3THY1oHraXmMt1c7cJ2e3DAaZim9hpLFevZH8om_O Finding a percent Discover how to calculate percentages with this simple method. First, write the problem as a fraction, then simplify it. Next, convert the fraction to a percentage by making the denominator 100. Alternatively, divide the numbers to get a decimal and multiply by 100 to find the percentage. Master this skill for everyday use. https://cdn.kastatic.org/ka-youtube-converted/FaDtge_vkbg.mp4/FaDtge_vkbg.mp4 213 Commericial Math https://www.khanacademy.org/math/cc-seventh-grade-math/cc-7th-fractions-decimals/cc-7th-percent-word-problems/v/percent-word-problem-examples 2021-07-02T09:35:36Z Percent word problem: magic club Sal solves percent word problems including percent comparisons and percent of change. video https://cdn.kastatic.org/googleusercontent/gSewqGcyB7W8b5Z0otPPTzXWy8PYTT-Ita9IjKbHaJEzFKnR2iubi_T2TIrHxBTs9k-M8FTSLiT2f0llRVRkWis Percent word problem: magic club Sal solves percent word problems including percent comparisons and percent of change. https://cdn.kastatic.org/ka-youtube-converted/e1Cd0XL5OEs.mp4/e1Cd0XL5OEs.mp4 479 Commericial Math https://www.khanacademy.org/math/class-7-bridge-course-mh/x0c1f424ff210aa1c:profit-loss-and-simple-interest/x0c1f424ff210aa1c:profit-or-loss/v/finding-profit-percent-comparing-quantities-class-7-india-math-khan-academy 2021-07-02T09:35:34Z Finding profit percent Let's find profit percentage using a couple of examples that have simple numbers. Aanand Srinivas video https://cdn.kastatic.org/googleusercontent/o42hCvGy6yEdw1jP12PJXvv2d0H4Bc6Gj9qL6zp7GARoefTb2UMmfFVj1nntUBzFoosRBcV0NFH4yMHBqz6jblMU Finding profit percent Let's find profit percentage using a couple of examples that have simple numbers. https://cdn.kastatic.org/ka-youtube-converted/74XuR3vPvME.mp4/74XuR3vPvME.mp4 503 Commericial Math https://www.khanacademy.org/math/algebra-1-eureka-squared-aligned/x15446f63b23e2a07:quadratic-functions/x15446f63b23e2a07:calculating-interest/v/finding-simple-interest-for-many-years-comparing-quantities-class-7-india-khan-academy 2021-07-02T09:35:36Z Finding simple interest for many years Have you wondered why we call simple interest 'simple'? Also, let's understand the basics behind the famous formula for calculating simple interest. Aanand Srinivas video https://cdn.kastatic.org/googleusercontent/HB-rKQErDxMN_qZ1F_ENXX774aDBYGHuS5tvyFk2enVGc2pejUGRq3SHeKau9SUEWoxkrl0rSGAAWsvn2D6vDrIB Finding simple interest for many years Have you wondered why we call simple interest 'simple'? Also, let's understand the basics behind the famous formula for calculating simple interest. https://cdn.kastatic.org/ka-youtube-converted/T6wBHgOxUhc.mp4/T6wBHgOxUhc.mp4 484 Commericial Math https://www.khanacademy.org/math/cc-sixth-grade-math/x0267d782:cc-6th-rates-and-percentages/cc-6th-rates/v/introduction-to-rates 2023-04-27T21:01:13.279921809Z Intro to rates Rates are essential in understanding everyday situations, such as speed, wages, and food consumption. They help us measure and compare quantities, like miles per hour or calories per serving. Rates are closely related to ratios and play a significant role in math subjects like algebra and calculus, making them crucial for problem-solving and analysis. video https://cdn.kastatic.org/googleusercontent/612gkbhQ4DwpubA_2_lBFO-nqBfTFJLUFmp9naEB5KwuqrP5lSuOwiZ2CXmGWdPwJndPRR4vkQ6t3hxmHhFzTsQ Intro to rates Rates are essential in understanding everyday situations, such as speed, wages, and food consumption. They help us measure and compare quantities, like miles per hour or calories per serving. Rates are closely related to ratios and play a significant role in math subjects like algebra and calculus, making them crucial for problem-solving and analysis. https://cdn.kastatic.org/ka-youtube-converted/qGTYSAeLTOE.mp4/qGTYSAeLTOE.mp4 330 Commericial Math https://www.khanacademy.org/math/cc-sixth-grade-math/x0267d782:cc-6th-rates-and-percentages/cc-6th-rates/v/finding-unit-rates 2023-04-27T21:01:13.279921809Z Solving unit rate problem Jayda delivers newspapers on her paper route, taking 3 hours to distribute 189 newspapers. To calculate her rate per hour, divide the total newspapers (189) by the hours taken (3). This results in Jayda delivering 63 newspapers per hour, showcasing her efficiency and speed. Sal Khan video https://cdn.kastatic.org/googleusercontent/RbzAfuU6ChqO_kPmD0YeSs-A08bHEUgxjHOKJX0z9UtTij4hAg0oA_II-2XmBZeJU9J3YvI3irMKNxwRVNOeFIs Solving unit rate problem Jayda delivers newspapers on her paper route, taking 3 hours to distribute 189 newspapers. To calculate her rate per hour, divide the total newspapers (189) by the hours taken (3). This results in Jayda delivering 63 newspapers per hour, showcasing her efficiency and speed. https://cdn.kastatic.org/ka-youtube-converted/Zm0KaIw-35k.mp4/Zm0KaIw-35k.mp4 151 Commericial Math https://www.khanacademy.org/math/cc-sixth-grade-math/x0267d782:cc-6th-rates-and-percentages/cc-6th-rates/v/finding-unit-prices 2026-04-05T06:04:50.366347815Z Solving unit price problem Nierria earns $75 for tutoring 4 hours. To find her hourly rate, we divide her total earnings by the number of hours worked. By calculating 75 divided by 4, we discover that Nierria makes $18.75 per hour for her tutoring services. Sal Khan video https://cdn.kastatic.org/googleusercontent/lx1zJj-swj1eBbADISQyjGp8WkexRhbmkhSryfl6NG-GWAndO0E3WHqECi8Hn7DUbbJMCI6IqYJGgE6GozLIAquK Solving unit price problem Nierria earns $75 for tutoring 4 hours. To find her hourly rate, we divide her total earnings by the number of hours worked. By calculating 75 divided by 4, we discover that Nierria makes $18.75 per hour for her tutoring services. https://cdn.kastatic.org/ka-youtube-converted/rpGGMSFO6Ks.mp4/rpGGMSFO6Ks.mp4 116 Commericial Math https://www.khanacademy.org/math/revision-up-math-class-6/x362f281d7ea4c7a1:week-3-revision-up-math-class-6/x362f281d7ea4c7a1:commericial-math-revision-up-class-6-math/e/revision-commercial-math-up-math-class-6 2026-04-07T22:59:30.107127435Z Revision Commercial math Practice problems for revision of Commercial Math. Satya Swaroop exercise