Math Practice 101
Homework Explained - Math Practice 101

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Grade 4 HMH Go Math - Answer Keys
Common Core


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Estimate Products

Estimate the product. Choose a method.

  • Question 1 (request help)

    38 x 21

         38 x 21
          ↓      ↓
         40 x 20


       800  

Problem Solving

  • Question 10 (request help)

    A dime has a diameter of about 18 millimeters. About how many millimeters long would a row of 34 dimes be?
  • about   millimeters
  • Question 11 (request help)

    A half-dollar has a diameter of about 31 millimeters. About how many millimeters long would a row of 56 half-dollars be?
  • about    millimiters

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