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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Multiply 2-Digit Numbers with Regrouping

Estimate. Then record the product.

  • Question 2 (request help)

                 32
             x    8  
  • Estimate:   
    Product:   
  • Question 3 (request help)

                $55
              x    2 
  • Estimate: $   
    Product: $   
  • Question 4 (request help)

                 61
             x    8 

  • Estimate:   
    Product:   
  • Question 5 (request help)

                 37
             x    9 

  • Estimate:   
    Product:   
  • Question 6 (request help)

                $18
             x     7 
  • Estimate: $   
    Product: $   
  • Question 7 (request help)

                 83
             x    5 

  • Estimate:   
    Product:   
  • Question 8 (request help)

                 95
             x    8  
  • Estimate:   
    Product:   
  • Question 9 (request help)

                 94
             x    9 

  • Estimate:   
    Product:   
  • Question 10 (request help)

                 57
             x    6 

  • Estimate:   
    Product:   
  • Question 11 (request help)

                 72
             x    3 

  • Estimate:   
    Product:   
  • Question 12 (request help)

                $79
              x    8  
  • Estimate: $   
    Product: $   

Problem Solving

  • Question 13 (request help)

    Sharon is 54 inches tall. A tree in her backyard is 5 times as tall as she is. The floor of her treehouse is at a height that is twice as tall as she is. What is the difference, in inches, between the top of the tree and the floor of the treehouse?

  •    inches
  • Question 14 (request help)

    Mr. Diaz’s class is taking a field trip to the science museum. There are 23 students in the class, and a student admission ticket is $8. How much will the student
    tickets cost?

  • $   

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