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7th Grade Math (Math 7) · Chapter 6 · Lesson 6.3 · Printable PDF

Equations from Proportions and Percents Worksheet with Answer Key

5 problems on equations from proportions and percents: proportions with a variable in the denominator, percent increase equations, crayon ratios, a snack mix, and a puppy's growth. 2 pages, with a worked answer key.

5 problems2 pagesanswer key
Printable Equations from proportions and percents worksheet with answer key - 7th Grade Math (Math 7) (Page 1 PDF preview)
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What's on the worksheet

  1. Solve each proportion, stating the value x may not take.
    \dfrac{x - 3}{8} = \dfrac{5}{2}\dfrac{9}{x + 5} = \dfrac{3}{4}\dfrac{0.5x + 1}{3} = \dfrac{5}{2}\dfrac{-5}{2 - x} = \dfrac{10}{3}\dfrac{7}{6} = \dfrac{x + 1}{-12}
  2. Write each sentence as an equation and solve it.
  3. Write a proportion for Amara's and Naomi's crayon ratio and solve it.
  4. Word problem: cups of cashews in Mei's snack mix.
  5. Word problem: a puppy's mass at birth from its growth.

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Equations from proportions and percents: the lesson ›

More Chapter 6 worksheets: Two-step equations and inequalities