7th Grade Math (Math 7) · Chapter 4 · Lesson 4.3 · Printable PDF

Solving Percent Problems with an Equation or a Proportion Worksheet with Answer Key

8 problems on solving percent problems with an equation or a proportion: writing equations, naming part, percent and whole, bagels sold, bead mosaics, tree planting, a proportion error, brass, and rounded dorm percents. 2 pages, with a worked answer key.

8 problems2 pagesanswer key
Printable Solving percent problems with an equation or a proportion worksheet with answer key - 7th Grade Math (Math 7) (Page 1 PDF preview)
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What's on the worksheet

  1. Write an equation for each sentence and solve it.
    18% of 250 is what number?63 is what percent of 84?66 is 120% of what number?2.4 is 15% of what number?What percent of 40 is 0.6?
  2. Name the part, the percent and the whole in each equation and rewrite it.
    0.28w = 42n = 1.6 \times 3545 = x \times 18027 = \dfrac{3}{8}w
  3. Word problem: bagels sold by noon on Saturday.
  4. Word problem: the number of beads in a mosaic kit.
  5. Word problem: the percent of new street trees that are maples.
  6. Find the mistake in Jin's proportion for 7.5% of a number.
  7. Word problem: copper and zinc in a brass doorknob.
  8. Word problem: dormitory rooms with a bathroom when the percent is rounded.

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Solving percent problems with an equation or a proportion: the lesson ›