Topics
2. Rational numbers
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United States of AmericaNC
Grade 6

2.09 Working with percentages

Lesson
Practice

Interactive practice questions

Consider the fraction $\frac{9}{10}$910​.

a

Fill in the missing numerator.

$\frac{9}{10}$910​ $=$= $\frac{\editable{}}{100}$100​

b

Hence express $\frac{9}{10}$910​ as a percentage.

Easy
< 1min

Convert $\frac{5}{10}$510​ into a percentage.

Easy
< 1min

Convert $\frac{3}{4}$34​ into a percentage.

Easy
< 1min

Fill in the missing numerator.

Easy
< 1min
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Outcomes

NC.6.RP.3

Use ratio reasoning with equivalent whole-number ratios to solve real-world and mathematical problems by:• Creating and using a table to compare ratios.• Finding missing values in the tables. • Using a unit ratio. • Converting and manipulating measurements using given ratios. • Plotting the pairs of values on the coordinate plane.

NC.6.RP.4

Use ratio reasoning to solve real-world and mathematical problems with percents by: • Understanding and finding a percent of a quantity as a ratio per 100. • Using equivalent ratios, such as benchmark percents (50%, 25%, 10%, 5%, 1%), to determine a part of any given quantity. • Finding the whole, given a part and the percent.

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