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Copy and complete each of the Diamond Problems below. The pattern used in the Diamond Problems is shown at right.  

Generic Diamond Problem. One number, X, is located on the left side. The second number, Y, is located on the right side.  The bottom number is the sum of the two numbers, X and Y. The top number is the product of the two numbers, X and Y.

  1. Diamond Problem. Left blank, Right negative 5, Top negative 10,  Bottom blank

    What do you multiply by to get ?

    Don't forget to find the sum!

  1. Diamond Problem. Left 3.4, Right 10, Top blank,  Bottom blank

    Using your addition and multiplication skills, try finding the sum and product of the numbers above.


  1. Diamond Problem. Left 3 and 1 fifth, Right blank, Top 16,  Bottom blank

    Using division, first try to find the -value, the number in the right of the diamond. Do your best!

  1. Diamond Problem. Left negative 3, Right blank, Top 15,  Bottom blank

    Follow the same method you used for part (c).

    Right number:
    Bottom number: