To Find The Missing Number In A Proportion

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GED Ratios And Proportions (Proportions) Mind Map on To Find The Missing Number In A Proportion, created by Shyla2011 on 01/01/2014.
Shyla2011
Mind Map by Shyla2011, updated more than 1 year ago
Shyla2011
Created by Shyla2011 over 10 years ago
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To Find The Missing Number In A Proportion
  1. Cross-Multiply.
    1. You can only cross-multiply one way because the other way does not have two numbers.
    2. Divide your answer by the remaining number.
      1. The one opposite the letter
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