Math Practice 101
Homework Explained - Math Practice 101

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Grade 4 HMH Go Math - Answer Keys
Common Core - Add Whole Numbers


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  • Question 1 (request help)

    Use the grid to find 738,901 + 162,389.

      

    Use the grid to align the addends by place value.
  •    

Estimate. Then find the sum.

  • Question 2 (request help)

    \(\begin{align}
    72,931\\
    +18,563\\
    \hline
    \end{align}\)
  • Estimate:    
    Sum:    
  • Question 3 (request help)

    \(\begin{align}
    432,068\\
    +239,576\\
    \hline
    \end{align}\)
  • Estimate:    
    Sum:    
  • Question 4 (request help)

    \(\begin{align}
    64,505\\
    +38,972\\
    \hline
    \end{align}\)
  • Estimate:    
    Sum:    
  • Question 5 (request help)

    \(\begin{align}
    839,136\\
    +120,193\\
    \hline
    \end{align}\)
  • Estimate:    
    Sum:    
  • Question 6 (request help)

    \(\begin{align}
    186,231\\
    +88,941\\
    \hline
    \end{align}\)
  • Estimate:    
    Sum:    
  • Question 7 (request help)

    \(\begin{align}
    744,201\\
    +168,900\\
    \hline
    \end{align}\)
  • Estimate:    
    Sum:    
  • Question 8 (request help)

    For the first football game of the season, 62,732 fans attended. The number of fans at the second game was 469 more than at the first game. What is the total  number of fans that attended the first two games?
  •     fans
  • Question 9 (request help)

    Daisy’s Flower Shop sold 135,649 flowers during its first year. The second year, the shop sold 9,754 more flowers than it did its first year. The third year, it sold  1,343 more flowers than it did in the second year. How many flowers did the shop sell during the three years?
  •     flowers

Reason Abstractly Algebra Find the missing number and name the property you used to find it. Write Commutative or Associative.

  • Question 10 (request help)
  • \((4,580 + 5,008) + 2,351 = 4,580 + ( \)   \( + 2,351)\)
       

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