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Proportions with Variable in the Denominator

Solve proportions when missing a value.

Levels are CK-12's student achievement levels.
Basic Students matched to this level have a partial mastery of prerequisite knowledge and skills fundamental for proficient work.
At Grade (Proficient) Students matched to this level have demonstrated competency over challenging subject matter, including subject matter knowledge, application of such knowledge to real-world situations, and analytical skills appropriate to subject matter.
Advanced Students matched to this level are ready for material that requires superior performance and mastery.

Proportions Using Cross Products

by CK-12 //at grade
Learn to identify proportional ratios by cross multiplying.
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3

Proportions with Variable in the Denominator

by CK-12 //at grade
Use cross products to solve proportions with a variable in the denominator
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0

Proportions Using Cross Products

by CK-12 //at grade
Learn to solve proportions by using cross multiplication and finding the value of the missing variable.
MEMORY METER
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2

Write and Solve Proportions by Using Cross-Products

by CK-12 //at grade
Learn to write and solve proportions by using cross- products and algebra.
MEMORY METER
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1
• 1
• Real World Application

A Golden Smile

by CK-12 //at grade
Discover the math behind a beautiful smile.
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1
• Real World Application

Jellyfish Journeys

by CK-12 //at grade
Find out how far one tiny Mediterranean jellyfish can swim in a day.
MEMORY METER
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0