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4th Grade Math (Grade 4) · Chapter 4 · Lesson 4.6 · Printable PDF

Doubling, Halving and Quick Products Worksheet with Answer Key

6 problems on doubling, halving and quick products: halving one factor and doubling the other, finding missing factors, word problems about scoops and uniforms, halving to divide, and finding slips. 2 pages, with a worked answer key.

6 problems2 pagesanswer key
Printable Doubling, halving and quick products worksheet with answer key - 4th Grade Math (Grade 4) (Page 1 PDF preview)
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What's on the worksheet

  1. Find each product by halving one factor and doubling the other:
    18 × 1514 × 2535 × 1625 × 3650 × 48
  2. Find the number for each box without working out either product, then find the product.
  3. Word problem: how many scoops of food do the shelter's dogs get in a week?
  4. Word problem: how many shirts and caps are in the uniform order?
  5. Divide 424 chairs into 8 stacks by halving three times.
  6. Find the slip in Ethan's and Layla's quick products and give the correct product.

Teach it first

The free lesson teaches it with worked examples and practice problems.

Doubling, halving and quick products: the lesson ›

More Chapter 4 worksheets: Multi-digit multiplication