Math Practice 101
Homework Explained - Math Practice 101

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Grade 5 HMH Go Math - NEW
Chapter 1: Place Value, Multiplication, and Expressions; Multiplication Patterns


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Use mental math and a pattern to find the product.

  • Question 1 (request help)

    • What basic fact can you use to help you find \(30 \times 4,000\)?
  • \(30 \times 4,000=\)    

Use mental math to complete the pattern.

  • Question 2 (request help)

    \(1\times 1 =1\)
  • \(1 \times 10^ 1 =\)    
    \(1\times 10^ 2 =\)    
    \(1 \times 10^ 3 =\)    
  • Question 3 (request help)

    \(7 \times 8 = 56\)
  • \((7\times 8)\times 10^ 1 =\)    
    \((7\times 8)\times 10^ 2 =\)    
    \((7\times 8)\times 10^ 6 =\)    
  • Question 4 (request help)
  • \(6 \times 5=\)    
    \(6\times5\times\)    \(=300\)
    \(6\times5\times\)    \(=3000\)
    \(6\times5\times\)    \(=30,000\)

On Your Own

Use mental math to complete the pattern.

  • Question 5 (request help)

    \(9\times 5=45\)
  • \((9\times5)\times 10^1=\)    
    \((9\times5)\times 10^2=\)    
    \((9\times5)\times 10^3=\)    
  • Question 6 (request help)

    \(3\times7=21\)
  • \((3 \times 7)\times { 10^ 1}=\)    
    \((3 \times 7)\times { 10^ 2}=\)    
    \((3 \times 7)\times { 10^ 3} =\)    
  • Question 7 (request help)
  • \(5 \times 4 =\)    
    \((5 \times 4)\times\)   \(=200\)
    \((5 \times 4)\times \)    \(=2,000\)
    \((5 \times 4)\times \)    \(=20,000\)
  • Question 8 (request help)
  • \(5 \times 7=\)    
    \((5 \times 7)\times \)    \(=350\)
    \((5 \times 7)\times\)    \(=3,500\)
    \((5 \times 7)\times \)    \(=35,000\)
  • Question 9 (request help)

    \(4\times2=8\)
  • \( (4 \times 2)\times { 10^ 1} =\)    
    \( (4 \times 2)\times { 10^ 2} =\)    
    \( (4 \times 2)\times { 10^ 3} =\)    
  • Question 10 (request help)

    \(6\times7=42\)
  • \((6 \times7)\times { 10^ 1} =\)    
    \((6 \times7)\times { 10^ 2}= \)    
    \((6 \times7)\times { 10^ 3}= \)    

Use mental math and a pattern to find the product.

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